20195095228

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{461}}^1\times {\mathrm{142231}}^1$

素因数の和:142714

約数の個数: 48

約数和(自身を含む): 44157915648

約数和(自身を除く): 23962820420

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 461, 922, 1844, 3227, 5071, 6454, 10142, 12908, 20284, 35497, 70994, 141988, 142231, 284462, 568924, 995617, 1564541, 1991234, 3129082, 3982468, 6258164, 10951787, 21903574, 43807148, 65568491, 131136982, 262273964, 458979437, 721253401, 917958874, 1442506802, 1835917748, 2885013604, 5048773807, 10097547614, 20195095228]

約数ペア:

[(1, 20195095228), (2, 10097547614), (4, 5048773807), (7, 2885013604), (11, 1835917748), (14, 1442506802), (22, 917958874), (28, 721253401), (44, 458979437), (77, 262273964), (154, 131136982), (308, 65568491), (461, 43807148), (922, 21903574), (1844, 10951787), (3227, 6258164), (5071, 3982468), (6454, 3129082), (10142, 1991234), (12908, 1564541), (20284, 995617), (35497, 568924), (70994, 284462), (141988, 142231)]