20571298164

素因数分解:

$2^2\times 3^7\times {\mathrm{23}}^1\times {\mathrm{102241}}^1$

素因数の和:102289

約数の個数: 96

約数和(自身を含む): 56339431680

約数和(自身を除く): 35768133516

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 81, 92, 108, 138, 162, 207, 243, 276, 324, 414, 486, 621, 729, 828, 972, 1242, 1458, 1863, 2187, 2484, 2916, 3726, 4374, 5589, 7452, 8748, 11178, 16767, 22356, 33534, 50301, 67068, 100602, 102241, 201204, 204482, 306723, 408964, 613446, 920169, 1226892, 1840338, 2351543, 2760507, 3680676, 4703086, 5521014, 7054629, 8281521, 9406172, 11042028, 14109258, 16563042, 21163887, 24844563, 28218516, 33126084, 42327774, 49689126, 63491661, 74533689, 84655548, 99378252, 126983322, 149067378, 190474983, 223601067, 253966644, 298134756, 380949966, 447202134, 571424949, 761899932, 894404268, 1142849898, 1714274847, 2285699796, 3428549694, 5142824541, 6857099388, 10285649082, 20571298164]

約数ペア:

[(1, 20571298164), (2, 10285649082), (3, 6857099388), (4, 5142824541), (6, 3428549694), (9, 2285699796), (12, 1714274847), (18, 1142849898), (23, 894404268), (27, 761899932), (36, 571424949), (46, 447202134), (54, 380949966), (69, 298134756), (81, 253966644), (92, 223601067), (108, 190474983), (138, 149067378), (162, 126983322), (207, 99378252), (243, 84655548), (276, 74533689), (324, 63491661), (414, 49689126), (486, 42327774), (621, 33126084), (729, 28218516), (828, 24844563), (972, 21163887), (1242, 16563042), (1458, 14109258), (1863, 11042028), (2187, 9406172), (2484, 8281521), (2916, 7054629), (3726, 5521014), (4374, 4703086), (5589, 3680676), (7452, 2760507), (8748, 2351543), (11178, 1840338), (16767, 1226892), (22356, 920169), (33534, 613446), (50301, 408964), (67068, 306723), (100602, 204482), (102241, 201204)]