20868369396

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{543617}}^1$

素因数の和:544088

約数の個数: 48

約数和(自身を含む): 55770857856

約数和(自身を除く): 34902488460

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 457, 914, 1371, 1828, 2742, 3199, 5484, 6398, 9597, 12796, 19194, 38388, 543617, 1087234, 1630851, 2174468, 3261702, 3805319, 6523404, 7610638, 11415957, 15221276, 22831914, 45663828, 248432969, 496865938, 745298907, 993731876, 1490597814, 1739030783, 2981195628, 3478061566, 5217092349, 6956123132, 10434184698, 20868369396]

約数ペア:

[(1, 20868369396), (2, 10434184698), (3, 6956123132), (4, 5217092349), (6, 3478061566), (7, 2981195628), (12, 1739030783), (14, 1490597814), (21, 993731876), (28, 745298907), (42, 496865938), (84, 248432969), (457, 45663828), (914, 22831914), (1371, 15221276), (1828, 11415957), (2742, 7610638), (3199, 6523404), (5484, 3805319), (6398, 3261702), (9597, 2174468), (12796, 1630851), (19194, 1087234), (38388, 543617)]