20833596

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1759}}^1$

素因数の和:1823

約数の個数: 72

約数和(自身を含む): 61501440

約数和(自身を除く): 40667844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 63, 84, 94, 126, 141, 188, 252, 282, 329, 423, 564, 658, 846, 987, 1316, 1692, 1759, 1974, 2961, 3518, 3948, 5277, 5922, 7036, 10554, 11844, 12313, 15831, 21108, 24626, 31662, 36939, 49252, 63324, 73878, 82673, 110817, 147756, 165346, 221634, 248019, 330692, 443268, 496038, 578711, 744057, 992076, 1157422, 1488114, 1736133, 2314844, 2976228, 3472266, 5208399, 6944532, 10416798, 20833596]

約数ペア:

[(1, 20833596), (2, 10416798), (3, 6944532), (4, 5208399), (6, 3472266), (7, 2976228), (9, 2314844), (12, 1736133), (14, 1488114), (18, 1157422), (21, 992076), (28, 744057), (36, 578711), (42, 496038), (47, 443268), (63, 330692), (84, 248019), (94, 221634), (126, 165346), (141, 147756), (188, 110817), (252, 82673), (282, 73878), (329, 63324), (423, 49252), (564, 36939), (658, 31662), (846, 24626), (987, 21108), (1316, 15831), (1692, 12313), (1759, 11844), (1974, 10554), (2961, 7036), (3518, 5922), (3948, 5277)]