2018893820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1\times {\mathrm{313}}^1$

素因数の和:711

約数の個数: 96

約数和(自身を含む): 4591956096

約数和(自身を除く): 2573062276

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 122, 170, 244, 305, 311, 313, 340, 610, 622, 626, 1037, 1220, 1244, 1252, 1555, 1565, 2074, 3110, 3130, 4148, 5185, 5287, 5321, 6220, 6260, 10370, 10574, 10642, 18971, 19093, 20740, 21148, 21284, 26435, 26605, 37942, 38186, 52870, 53210, 75884, 76372, 94855, 95465, 97343, 105740, 106420, 189710, 190930, 194686, 322507, 324581, 379420, 381860, 389372, 486715, 645014, 649162, 973430, 1290028, 1298324, 1612535, 1622905, 1654831, 1946860, 3225070, 3245810, 3309662, 5937923, 6450140, 6491620, 6619324, 8274155, 11875846, 16548310, 23751692, 29689615, 33096620, 59379230, 100944691, 118758460, 201889382, 403778764, 504723455, 1009446910, 2018893820]

約数ペア:

[(1, 2018893820), (2, 1009446910), (4, 504723455), (5, 403778764), (10, 201889382), (17, 118758460), (20, 100944691), (34, 59379230), (61, 33096620), (68, 29689615), (85, 23751692), (122, 16548310), (170, 11875846), (244, 8274155), (305, 6619324), (311, 6491620), (313, 6450140), (340, 5937923), (610, 3309662), (622, 3245810), (626, 3225070), (1037, 1946860), (1220, 1654831), (1244, 1622905), (1252, 1612535), (1555, 1298324), (1565, 1290028), (2074, 973430), (3110, 649162), (3130, 645014), (4148, 486715), (5185, 389372), (5287, 381860), (5321, 379420), (6220, 324581), (6260, 322507), (10370, 194686), (10574, 190930), (10642, 189710), (18971, 106420), (19093, 105740), (20740, 97343), (21148, 95465), (21284, 94855), (26435, 76372), (26605, 75884), (37942, 53210), (38186, 52870)]