2021808964

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{49559}}^1$

素因数の和:49648

約数の個数: 48

約数和(自身を含む): 4262952960

約数和(自身を除く): 2241143996

約数列:

[1, 2, 4, 7, 14, 28, 31, 47, 62, 94, 124, 188, 217, 329, 434, 658, 868, 1316, 1457, 2914, 5828, 10199, 20398, 40796, 49559, 99118, 198236, 346913, 693826, 1387652, 1536329, 2329273, 3072658, 4658546, 6145316, 9317092, 10754303, 16304911, 21508606, 32609822, 43017212, 65219644, 72207463, 144414926, 288829852, 505452241, 1010904482, 2021808964]

約数ペア:

[(1, 2021808964), (2, 1010904482), (4, 505452241), (7, 288829852), (14, 144414926), (28, 72207463), (31, 65219644), (47, 43017212), (62, 32609822), (94, 21508606), (124, 16304911), (188, 10754303), (217, 9317092), (329, 6145316), (434, 4658546), (658, 3072658), (868, 2329273), (1316, 1536329), (1457, 1387652), (2914, 693826), (5828, 346913), (10199, 198236), (20398, 99118), (40796, 49559)]