15866672

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:154

約数の個数: 60

約数和(自身を含む): 33732216

約数和(自身を除く): 17865544

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 67, 76, 82, 134, 152, 164, 268, 304, 328, 361, 536, 656, 722, 779, 1072, 1273, 1444, 1558, 2546, 2747, 2888, 3116, 5092, 5494, 5776, 6232, 10184, 10988, 12464, 14801, 20368, 21976, 24187, 29602, 43952, 48374, 52193, 59204, 96748, 104386, 118408, 193496, 208772, 236816, 386992, 417544, 835088, 991667, 1983334, 3966668, 7933336, 15866672]

約数ペア:

[(1, 15866672), (2, 7933336), (4, 3966668), (8, 1983334), (16, 991667), (19, 835088), (38, 417544), (41, 386992), (67, 236816), (76, 208772), (82, 193496), (134, 118408), (152, 104386), (164, 96748), (268, 59204), (304, 52193), (328, 48374), (361, 43952), (536, 29602), (656, 24187), (722, 21976), (779, 20368), (1072, 14801), (1273, 12464), (1444, 10988), (1558, 10184), (2546, 6232), (2747, 5776), (2888, 5494), (3116, 5092)]