207887968

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{20113}}^1$

素因数の和:20159

約数の個数: 48

約数和(自身を含む): 456185520

約数和(自身を除く): 248297552

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 68, 76, 136, 152, 272, 304, 323, 544, 608, 646, 1292, 2584, 5168, 10336, 20113, 40226, 80452, 160904, 321808, 341921, 382147, 643616, 683842, 764294, 1367684, 1528588, 2735368, 3057176, 5470736, 6114352, 6496499, 10941472, 12228704, 12992998, 25985996, 51971992, 103943984, 207887968]

約数ペア:

[(1, 207887968), (2, 103943984), (4, 51971992), (8, 25985996), (16, 12992998), (17, 12228704), (19, 10941472), (32, 6496499), (34, 6114352), (38, 5470736), (68, 3057176), (76, 2735368), (136, 1528588), (152, 1367684), (272, 764294), (304, 683842), (323, 643616), (544, 382147), (608, 341921), (646, 321808), (1292, 160904), (2584, 80452), (5168, 40226), (10336, 20113)]