20072725256

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1499}}^1\times {\mathrm{2381}}^1$

素因数の和:3942

約数の個数: 64

約数和(自身を含む): 40732200000

約数和(自身を除く): 20659474744

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 148, 152, 296, 703, 1406, 1499, 2381, 2812, 2998, 4762, 5624, 5996, 9524, 11992, 19048, 28481, 45239, 55463, 56962, 88097, 90478, 110926, 113924, 176194, 180956, 221852, 227848, 352388, 361912, 443704, 704776, 1053797, 1673843, 2107594, 3347686, 3569119, 4215188, 6695372, 7138238, 8430376, 13390744, 14276476, 28552952, 67813261, 132057403, 135626522, 264114806, 271253044, 528229612, 542506088, 1056459224, 2509090657, 5018181314, 10036362628, 20072725256]

約数ペア:

[(1, 20072725256), (2, 10036362628), (4, 5018181314), (8, 2509090657), (19, 1056459224), (37, 542506088), (38, 528229612), (74, 271253044), (76, 264114806), (148, 135626522), (152, 132057403), (296, 67813261), (703, 28552952), (1406, 14276476), (1499, 13390744), (2381, 8430376), (2812, 7138238), (2998, 6695372), (4762, 4215188), (5624, 3569119), (5996, 3347686), (9524, 2107594), (11992, 1673843), (19048, 1053797), (28481, 704776), (45239, 443704), (55463, 361912), (56962, 352388), (88097, 227848), (90478, 221852), (110926, 180956), (113924, 176194)]