20889937860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{163997}}^1$

素因数の和:164213

約数の個数: 96

約数和(自身を含む): 64140273792

約数和(自身を除く): 43250335932

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 193, 220, 330, 386, 579, 660, 772, 965, 1158, 1930, 2123, 2316, 2895, 3860, 4246, 5790, 6369, 8492, 10615, 11580, 12738, 21230, 25476, 31845, 42460, 63690, 127380, 163997, 327994, 491991, 655988, 819985, 983982, 1639970, 1803967, 1967964, 2459955, 3279940, 3607934, 4919910, 5411901, 7215868, 9019835, 9839820, 10823802, 18039670, 21647604, 27059505, 31651421, 36079340, 54119010, 63302842, 94954263, 108238020, 126605684, 158257105, 189908526, 316514210, 348165631, 379817052, 474771315, 633028420, 696331262, 949542630, 1044496893, 1392662524, 1740828155, 1899085260, 2088993786, 3481656310, 4177987572, 5222484465, 6963312620, 10444968930, 20889937860]

約数ペア:

[(1, 20889937860), (2, 10444968930), (3, 6963312620), (4, 5222484465), (5, 4177987572), (6, 3481656310), (10, 2088993786), (11, 1899085260), (12, 1740828155), (15, 1392662524), (20, 1044496893), (22, 949542630), (30, 696331262), (33, 633028420), (44, 474771315), (55, 379817052), (60, 348165631), (66, 316514210), (110, 189908526), (132, 158257105), (165, 126605684), (193, 108238020), (220, 94954263), (330, 63302842), (386, 54119010), (579, 36079340), (660, 31651421), (772, 27059505), (965, 21647604), (1158, 18039670), (1930, 10823802), (2123, 9839820), (2316, 9019835), (2895, 7215868), (3860, 5411901), (4246, 4919910), (5790, 3607934), (6369, 3279940), (8492, 2459955), (10615, 1967964), (11580, 1803967), (12738, 1639970), (21230, 983982), (25476, 819985), (31845, 655988), (42460, 491991), (63690, 327994), (127380, 163997)]