187475964

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{3329}}^1$

素因数の和:3387

約数の個数: 72

約数和(自身を含む): 497342160

約数和(自身を除く): 309866196

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 361, 494, 722, 741, 988, 1083, 1444, 1482, 2166, 2964, 3329, 4332, 4693, 6658, 9386, 9987, 13316, 14079, 18772, 19974, 28158, 39948, 43277, 56316, 63251, 86554, 126502, 129831, 173108, 189753, 253004, 259662, 379506, 519324, 759012, 822263, 1201769, 1644526, 2403538, 2466789, 3289052, 3605307, 4807076, 4933578, 7210614, 9867156, 14421228, 15622997, 31245994, 46868991, 62491988, 93737982, 187475964]

約数ペア:

[(1, 187475964), (2, 93737982), (3, 62491988), (4, 46868991), (6, 31245994), (12, 15622997), (13, 14421228), (19, 9867156), (26, 7210614), (38, 4933578), (39, 4807076), (52, 3605307), (57, 3289052), (76, 2466789), (78, 2403538), (114, 1644526), (156, 1201769), (228, 822263), (247, 759012), (361, 519324), (494, 379506), (722, 259662), (741, 253004), (988, 189753), (1083, 173108), (1444, 129831), (1482, 126502), (2166, 86554), (2964, 63251), (3329, 56316), (4332, 43277), (4693, 39948), (6658, 28158), (9386, 19974), (9987, 18772), (13316, 14079)]