20188329020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2711}}^1\times {\mathrm{12011}}^1$

素因数の和:14762

約数の個数: 48

約数和(自身を含む): 43782875136

約数和(自身を除く): 23594546116

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 2711, 5422, 10844, 12011, 13555, 24022, 27110, 48044, 54220, 60055, 84041, 120110, 168082, 240220, 336164, 372341, 420205, 744682, 840410, 1489364, 1680820, 1861705, 3723410, 7446820, 32561821, 65123642, 130247284, 162809105, 325618210, 651236420, 1009416451, 2018832902, 4037665804, 5047082255, 10094164510, 20188329020]

約数ペア:

[(1, 20188329020), (2, 10094164510), (4, 5047082255), (5, 4037665804), (10, 2018832902), (20, 1009416451), (31, 651236420), (62, 325618210), (124, 162809105), (155, 130247284), (310, 65123642), (620, 32561821), (2711, 7446820), (5422, 3723410), (10844, 1861705), (12011, 1680820), (13555, 1489364), (24022, 840410), (27110, 744682), (48044, 420205), (54220, 372341), (60055, 336164), (84041, 240220), (120110, 168082)]