18467780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1873}}^1$

素因数の和:1928

約数の個数: 48

約数和(自身を含む): 42502320

約数和(自身を除く): 24034540

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 290, 340, 493, 580, 986, 1873, 1972, 2465, 3746, 4930, 7492, 9365, 9860, 18730, 31841, 37460, 54317, 63682, 108634, 127364, 159205, 217268, 271585, 318410, 543170, 636820, 923389, 1086340, 1846778, 3693556, 4616945, 9233890, 18467780]

約数ペア:

[(1, 18467780), (2, 9233890), (4, 4616945), (5, 3693556), (10, 1846778), (17, 1086340), (20, 923389), (29, 636820), (34, 543170), (58, 318410), (68, 271585), (85, 217268), (116, 159205), (145, 127364), (170, 108634), (290, 63682), (340, 54317), (493, 37460), (580, 31841), (986, 18730), (1873, 9860), (1972, 9365), (2465, 7492), (3746, 4930)]