16161808

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:216

約数の個数: 60

約数和(自身を含む): 34945680

約数和(自身を除く): 18783872

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 139, 169, 172, 208, 278, 338, 344, 556, 559, 676, 688, 1112, 1118, 1352, 1807, 2224, 2236, 2704, 3614, 4472, 5977, 7228, 7267, 8944, 11954, 14456, 14534, 23491, 23908, 28912, 29068, 46982, 47816, 58136, 77701, 93964, 95632, 116272, 155402, 187928, 310804, 375856, 621608, 1010113, 1243216, 2020226, 4040452, 8080904, 16161808]

約数ペア:

[(1, 16161808), (2, 8080904), (4, 4040452), (8, 2020226), (13, 1243216), (16, 1010113), (26, 621608), (43, 375856), (52, 310804), (86, 187928), (104, 155402), (139, 116272), (169, 95632), (172, 93964), (208, 77701), (278, 58136), (338, 47816), (344, 46982), (556, 29068), (559, 28912), (676, 23908), (688, 23491), (1112, 14534), (1118, 14456), (1352, 11954), (1807, 8944), (2224, 7267), (2236, 7228), (2704, 5977), (3614, 4472)]