2019980528

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{389}}^1\times {\mathrm{1123}}^1$

素因数の和:1554

約数の個数: 60

約数和(自身を含む): 4171872120

約数和(自身を除く): 2151891592

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 289, 389, 578, 778, 1123, 1156, 1556, 2246, 2312, 3112, 4492, 4624, 6224, 6613, 8984, 13226, 17968, 19091, 26452, 38182, 52904, 76364, 105808, 112421, 152728, 224842, 305456, 324547, 436847, 449684, 649094, 873694, 899368, 1298188, 1747388, 1798736, 2596376, 3494776, 5192752, 6989552, 7426399, 14852798, 29705596, 59411192, 118822384, 126248783, 252497566, 504995132, 1009990264, 2019980528]

約数ペア:

[(1, 2019980528), (2, 1009990264), (4, 504995132), (8, 252497566), (16, 126248783), (17, 118822384), (34, 59411192), (68, 29705596), (136, 14852798), (272, 7426399), (289, 6989552), (389, 5192752), (578, 3494776), (778, 2596376), (1123, 1798736), (1156, 1747388), (1556, 1298188), (2246, 899368), (2312, 873694), (3112, 649094), (4492, 449684), (4624, 436847), (6224, 324547), (6613, 305456), (8984, 224842), (13226, 152728), (17968, 112421), (19091, 105808), (26452, 76364), (38182, 52904)]