20471031888

素因数分解:

$2^4\times 3^1\times {\mathrm{109}}^1\times {\mathrm{499}}^1\times {\mathrm{7841}}^1$

素因数の和:8460

約数の個数: 80

約数和(自身を含む): 53482440000

約数和(自身を除く): 33011408112

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 109, 218, 327, 436, 499, 654, 872, 998, 1308, 1497, 1744, 1996, 2616, 2994, 3992, 5232, 5988, 7841, 7984, 11976, 15682, 23523, 23952, 31364, 47046, 54391, 62728, 94092, 108782, 125456, 163173, 188184, 217564, 326346, 376368, 435128, 652692, 854669, 870256, 1305384, 1709338, 2564007, 2610768, 3418676, 3912659, 5128014, 6837352, 7825318, 10256028, 11737977, 13674704, 15650636, 20512056, 23475954, 31301272, 41024112, 46951908, 62602544, 93903816, 187807632, 426479831, 852959662, 1279439493, 1705919324, 2558878986, 3411838648, 5117757972, 6823677296, 10235515944, 20471031888]

約数ペア:

[(1, 20471031888), (2, 10235515944), (3, 6823677296), (4, 5117757972), (6, 3411838648), (8, 2558878986), (12, 1705919324), (16, 1279439493), (24, 852959662), (48, 426479831), (109, 187807632), (218, 93903816), (327, 62602544), (436, 46951908), (499, 41024112), (654, 31301272), (872, 23475954), (998, 20512056), (1308, 15650636), (1497, 13674704), (1744, 11737977), (1996, 10256028), (2616, 7825318), (2994, 6837352), (3992, 5128014), (5232, 3912659), (5988, 3418676), (7841, 2610768), (7984, 2564007), (11976, 1709338), (15682, 1305384), (23523, 870256), (23952, 854669), (31364, 652692), (47046, 435128), (54391, 376368), (62728, 326346), (94092, 217564), (108782, 188184), (125456, 163173)]