15909992

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^2\times {\mathrm{787}}^1$

素因数の和:838

約数の個数: 48

約数和(自身を含む): 36027360

約数和(自身を除く): 20117368

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 361, 532, 722, 787, 1064, 1444, 1574, 2527, 2888, 3148, 5054, 5509, 6296, 10108, 11018, 14953, 20216, 22036, 29906, 44072, 59812, 104671, 119624, 209342, 284107, 418684, 568214, 837368, 1136428, 1988749, 2272856, 3977498, 7954996, 15909992]

約数ペア:

[(1, 15909992), (2, 7954996), (4, 3977498), (7, 2272856), (8, 1988749), (14, 1136428), (19, 837368), (28, 568214), (38, 418684), (56, 284107), (76, 209342), (133, 119624), (152, 104671), (266, 59812), (361, 44072), (532, 29906), (722, 22036), (787, 20216), (1064, 14953), (1444, 11018), (1574, 10108), (2527, 6296), (2888, 5509), (3148, 5054)]