20630808

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1$

素因数の和:502

約数の個数: 128

約数和(自身を含む): 65952000

約数和(自身を除く): 45321192

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 19, 22, 24, 27, 33, 36, 38, 44, 54, 57, 66, 72, 76, 88, 99, 108, 114, 132, 152, 171, 198, 209, 216, 228, 264, 297, 342, 396, 418, 456, 457, 513, 594, 627, 684, 792, 836, 914, 1026, 1188, 1254, 1368, 1371, 1672, 1828, 1881, 2052, 2376, 2508, 2742, 3656, 3762, 4104, 4113, 5016, 5027, 5484, 5643, 7524, 8226, 8683, 10054, 10968, 11286, 12339, 15048, 15081, 16452, 17366, 20108, 22572, 24678, 26049, 30162, 32904, 34732, 40216, 45144, 45243, 49356, 52098, 60324, 69464, 78147, 90486, 95513, 98712, 104196, 120648, 135729, 156294, 180972, 191026, 208392, 234441, 271458, 286539, 312588, 361944, 382052, 468882, 542916, 573078, 625176, 764104, 859617, 937764, 1085832, 1146156, 1719234, 1875528, 2292312, 2578851, 3438468, 5157702, 6876936, 10315404, 20630808]

約数ペア:

[(1, 20630808), (2, 10315404), (3, 6876936), (4, 5157702), (6, 3438468), (8, 2578851), (9, 2292312), (11, 1875528), (12, 1719234), (18, 1146156), (19, 1085832), (22, 937764), (24, 859617), (27, 764104), (33, 625176), (36, 573078), (38, 542916), (44, 468882), (54, 382052), (57, 361944), (66, 312588), (72, 286539), (76, 271458), (88, 234441), (99, 208392), (108, 191026), (114, 180972), (132, 156294), (152, 135729), (171, 120648), (198, 104196), (209, 98712), (216, 95513), (228, 90486), (264, 78147), (297, 69464), (342, 60324), (396, 52098), (418, 49356), (456, 45243), (457, 45144), (513, 40216), (594, 34732), (627, 32904), (684, 30162), (792, 26049), (836, 24678), (914, 22572), (1026, 20108), (1188, 17366), (1254, 16452), (1368, 15081), (1371, 15048), (1672, 12339), (1828, 11286), (1881, 10968), (2052, 10054), (2376, 8683), (2508, 8226), (2742, 7524), (3656, 5643), (3762, 5484), (4104, 5027), (4113, 5016)]