20412198

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{233}}^1$

素因数の和:429

約数の個数: 48

約数和(自身を含む): 46141056

約数和(自身を除く): 25728858

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 157, 186, 233, 279, 314, 466, 471, 558, 699, 942, 1398, 1413, 2097, 2826, 4194, 4867, 7223, 9734, 14446, 14601, 21669, 29202, 36581, 43338, 43803, 65007, 73162, 87606, 109743, 130014, 219486, 329229, 658458, 1134011, 2268022, 3402033, 6804066, 10206099, 20412198]

約数ペア:

[(1, 20412198), (2, 10206099), (3, 6804066), (6, 3402033), (9, 2268022), (18, 1134011), (31, 658458), (62, 329229), (93, 219486), (157, 130014), (186, 109743), (233, 87606), (279, 73162), (314, 65007), (466, 43803), (471, 43338), (558, 36581), (699, 29202), (942, 21669), (1398, 14601), (1413, 14446), (2097, 9734), (2826, 7223), (4194, 4867)]