20151463696

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{446461}}^1$

素因数の和:446520

約数の個数: 80

約数和(自身を含む): 49603714048

約数和(自身を除く): 29452250352

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 248, 364, 403, 434, 496, 728, 806, 868, 1456, 1612, 1736, 2821, 3224, 3472, 5642, 6448, 11284, 22568, 45136, 446461, 892922, 1785844, 3125227, 3571688, 5803993, 6250454, 7143376, 11607986, 12500908, 13840291, 23215972, 25001816, 27680582, 40627951, 46431944, 50003632, 55361164, 81255902, 92863888, 96882037, 110722328, 162511804, 179923783, 193764074, 221444656, 325023608, 359847566, 387528148, 650047216, 719695132, 775056296, 1259466481, 1439390264, 1550112592, 2518932962, 2878780528, 5037865924, 10075731848, 20151463696]

約数ペア:

[(1, 20151463696), (2, 10075731848), (4, 5037865924), (7, 2878780528), (8, 2518932962), (13, 1550112592), (14, 1439390264), (16, 1259466481), (26, 775056296), (28, 719695132), (31, 650047216), (52, 387528148), (56, 359847566), (62, 325023608), (91, 221444656), (104, 193764074), (112, 179923783), (124, 162511804), (182, 110722328), (208, 96882037), (217, 92863888), (248, 81255902), (364, 55361164), (403, 50003632), (434, 46431944), (496, 40627951), (728, 27680582), (806, 25001816), (868, 23215972), (1456, 13840291), (1612, 12500908), (1736, 11607986), (2821, 7143376), (3224, 6250454), (3472, 5803993), (5642, 3571688), (6448, 3125227), (11284, 1785844), (22568, 892922), (45136, 446461)]