20727216

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{8467}}^1$

素因数の和:8498

約数の個数: 60

約数和(自身を含む): 61426872

約数和(自身を除く): 40699656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 68, 72, 102, 136, 144, 153, 204, 272, 306, 408, 612, 816, 1224, 2448, 8467, 16934, 25401, 33868, 50802, 67736, 76203, 101604, 135472, 143939, 152406, 203208, 287878, 304812, 406416, 431817, 575756, 609624, 863634, 1151512, 1219248, 1295451, 1727268, 2303024, 2590902, 3454536, 5181804, 6909072, 10363608, 20727216]

約数ペア:

[(1, 20727216), (2, 10363608), (3, 6909072), (4, 5181804), (6, 3454536), (8, 2590902), (9, 2303024), (12, 1727268), (16, 1295451), (17, 1219248), (18, 1151512), (24, 863634), (34, 609624), (36, 575756), (48, 431817), (51, 406416), (68, 304812), (72, 287878), (102, 203208), (136, 152406), (144, 143939), (153, 135472), (204, 101604), (272, 76203), (306, 67736), (408, 50802), (612, 33868), (816, 25401), (1224, 16934), (2448, 8467)]