20783138946

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{263}}^1\times {\mathrm{2389}}^1$

素因数の和:2843

約数の個数: 64

約数和(自身を含む): 43157664000

約数和(自身を除く): 22374525054

約数列:

[1, 2, 3, 6, 37, 74, 111, 149, 222, 263, 298, 447, 526, 789, 894, 1578, 2389, 4778, 5513, 7167, 9731, 11026, 14334, 16539, 19462, 29193, 33078, 39187, 58386, 78374, 88393, 117561, 176786, 235122, 265179, 355961, 530358, 628307, 711922, 1067883, 1256614, 1449919, 1884921, 2135766, 2899838, 3769842, 4349757, 8699514, 13170557, 23247359, 26341114, 39511671, 46494718, 69742077, 79023342, 93617743, 139484154, 187235486, 280853229, 561706458, 3463856491, 6927712982, 10391569473, 20783138946]

約数ペア:

[(1, 20783138946), (2, 10391569473), (3, 6927712982), (6, 3463856491), (37, 561706458), (74, 280853229), (111, 187235486), (149, 139484154), (222, 93617743), (263, 79023342), (298, 69742077), (447, 46494718), (526, 39511671), (789, 26341114), (894, 23247359), (1578, 13170557), (2389, 8699514), (4778, 4349757), (5513, 3769842), (7167, 2899838), (9731, 2135766), (11026, 1884921), (14334, 1449919), (16539, 1256614), (19462, 1067883), (29193, 711922), (33078, 628307), (39187, 530358), (58386, 355961), (78374, 265179), (88393, 235122), (117561, 176786)]