20199674328

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{521}}^1\times {\mathrm{43661}}^1$

素因数の和:44228

約数の個数: 64

約数和(自身を含む): 51964765920

約数和(自身を除く): 31765091592

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 148, 222, 296, 444, 521, 888, 1042, 1563, 2084, 3126, 4168, 6252, 12504, 19277, 38554, 43661, 57831, 77108, 87322, 115662, 130983, 154216, 174644, 231324, 261966, 349288, 462648, 523932, 1047864, 1615457, 3230914, 4846371, 6461828, 9692742, 12923656, 19385484, 22747381, 38770968, 45494762, 68242143, 90989524, 136484286, 181979048, 272968572, 545937144, 841653097, 1683306194, 2524959291, 3366612388, 5049918582, 6733224776, 10099837164, 20199674328]

約数ペア:

[(1, 20199674328), (2, 10099837164), (3, 6733224776), (4, 5049918582), (6, 3366612388), (8, 2524959291), (12, 1683306194), (24, 841653097), (37, 545937144), (74, 272968572), (111, 181979048), (148, 136484286), (222, 90989524), (296, 68242143), (444, 45494762), (521, 38770968), (888, 22747381), (1042, 19385484), (1563, 12923656), (2084, 9692742), (3126, 6461828), (4168, 4846371), (6252, 3230914), (12504, 1615457), (19277, 1047864), (38554, 523932), (43661, 462648), (57831, 349288), (77108, 261966), (87322, 231324), (115662, 174644), (130983, 154216)]