2019919352

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{571}}^1\times {\mathrm{659}}^1$

素因数の和:1308

約数の個数: 64

約数和(自身を含む): 4213123200

約数和(自身を除く): 2193203848

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 122, 244, 488, 571, 659, 671, 1142, 1318, 1342, 2284, 2636, 2684, 4568, 5272, 5368, 6281, 7249, 12562, 14498, 25124, 28996, 34831, 40199, 50248, 57992, 69662, 80398, 139324, 160796, 278648, 321592, 376289, 383141, 442189, 752578, 766282, 884378, 1505156, 1532564, 1768756, 3010312, 3065128, 3537512, 4139179, 8278358, 16556716, 22953629, 33113432, 45907258, 91814516, 183629032, 252489919, 504979838, 1009959676, 2019919352]

約数ペア:

[(1, 2019919352), (2, 1009959676), (4, 504979838), (8, 252489919), (11, 183629032), (22, 91814516), (44, 45907258), (61, 33113432), (88, 22953629), (122, 16556716), (244, 8278358), (488, 4139179), (571, 3537512), (659, 3065128), (671, 3010312), (1142, 1768756), (1318, 1532564), (1342, 1505156), (2284, 884378), (2636, 766282), (2684, 752578), (4568, 442189), (5272, 383141), (5368, 376289), (6281, 321592), (7249, 278648), (12562, 160796), (14498, 139324), (25124, 80398), (28996, 69662), (34831, 57992), (40199, 50248)]