20158129068

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{63977}}^1$

素因数の和:64044

約数の個数: 144

約数和(自身を含む): 60993042432

約数和(自身を除く): 40834913364

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 31, 33, 42, 44, 62, 66, 77, 84, 93, 121, 124, 132, 154, 186, 217, 231, 242, 308, 341, 363, 372, 434, 462, 484, 651, 682, 726, 847, 868, 924, 1023, 1302, 1364, 1452, 1694, 2046, 2387, 2541, 2604, 3388, 3751, 4092, 4774, 5082, 7161, 7502, 9548, 10164, 11253, 14322, 15004, 22506, 26257, 28644, 45012, 52514, 63977, 78771, 105028, 127954, 157542, 191931, 255908, 315084, 383862, 447839, 703747, 767724, 895678, 1343517, 1407494, 1791356, 1983287, 2111241, 2687034, 2814988, 3966574, 4222482, 4926229, 5374068, 5949861, 7741217, 7933148, 8444964, 9852458, 11899722, 13883009, 14778687, 15482434, 19704916, 21816157, 23223651, 23799444, 27766018, 29557374, 30964868, 41649027, 43632314, 46447302, 54188519, 55532036, 59114748, 65448471, 83298054, 87264628, 92894604, 108377038, 130896942, 152713099, 162565557, 166596108, 216754076, 239977727, 261793884, 305426198, 325131114, 458139297, 479955454, 610852396, 650262228, 719933181, 916278594, 959910908, 1439866362, 1679844089, 1832557188, 2879732724, 3359688178, 5039532267, 6719376356, 10079064534, 20158129068]

約数ペア:

[(1, 20158129068), (2, 10079064534), (3, 6719376356), (4, 5039532267), (6, 3359688178), (7, 2879732724), (11, 1832557188), (12, 1679844089), (14, 1439866362), (21, 959910908), (22, 916278594), (28, 719933181), (31, 650262228), (33, 610852396), (42, 479955454), (44, 458139297), (62, 325131114), (66, 305426198), (77, 261793884), (84, 239977727), (93, 216754076), (121, 166596108), (124, 162565557), (132, 152713099), (154, 130896942), (186, 108377038), (217, 92894604), (231, 87264628), (242, 83298054), (308, 65448471), (341, 59114748), (363, 55532036), (372, 54188519), (434, 46447302), (462, 43632314), (484, 41649027), (651, 30964868), (682, 29557374), (726, 27766018), (847, 23799444), (868, 23223651), (924, 21816157), (1023, 19704916), (1302, 15482434), (1364, 14778687), (1452, 13883009), (1694, 11899722), (2046, 9852458), (2387, 8444964), (2541, 7933148), (2604, 7741217), (3388, 5949861), (3751, 5374068), (4092, 4926229), (4774, 4222482), (5082, 3966574), (7161, 2814988), (7502, 2687034), (9548, 2111241), (10164, 1983287), (11253, 1791356), (14322, 1407494), (15004, 1343517), (22506, 895678), (26257, 767724), (28644, 703747), (45012, 447839), (52514, 383862), (63977, 315084), (78771, 255908), (105028, 191931), (127954, 157542)]