15554416

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:361

約数の個数: 40

約数和(自身を含む): 31279248

約数和(自身を除く): 15724832

約数列:

[1, 2, 4, 8, 16, 41, 82, 131, 164, 181, 262, 328, 362, 524, 656, 724, 1048, 1448, 2096, 2896, 5371, 7421, 10742, 14842, 21484, 23711, 29684, 42968, 47422, 59368, 85936, 94844, 118736, 189688, 379376, 972151, 1944302, 3888604, 7777208, 15554416]

約数ペア:

[(1, 15554416), (2, 7777208), (4, 3888604), (8, 1944302), (16, 972151), (41, 379376), (82, 189688), (131, 118736), (164, 94844), (181, 85936), (262, 59368), (328, 47422), (362, 42968), (524, 29684), (656, 23711), (724, 21484), (1048, 14842), (1448, 10742), (2096, 7421), (2896, 5371)]