20215362688

素因数分解:

$2^7\times {\mathrm{29}}^1\times {\mathrm{839}}^1\times {\mathrm{6491}}^1$

素因数の和:7373

約数の個数: 64

約数和(自身を含む): 41717592000

約数和(自身を除く): 21502229312

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 464, 839, 928, 1678, 1856, 3356, 3712, 6491, 6712, 12982, 13424, 24331, 25964, 26848, 48662, 51928, 53696, 97324, 103856, 107392, 188239, 194648, 207712, 376478, 389296, 415424, 752956, 778592, 830848, 1505912, 1557184, 3011824, 3114368, 5445949, 6023648, 10891898, 12047296, 21783796, 24094592, 43567592, 87135184, 157932521, 174270368, 315865042, 348540736, 631730084, 697081472, 1263460168, 2526920336, 5053840672, 10107681344, 20215362688]

約数ペア:

[(1, 20215362688), (2, 10107681344), (4, 5053840672), (8, 2526920336), (16, 1263460168), (29, 697081472), (32, 631730084), (58, 348540736), (64, 315865042), (116, 174270368), (128, 157932521), (232, 87135184), (464, 43567592), (839, 24094592), (928, 21783796), (1678, 12047296), (1856, 10891898), (3356, 6023648), (3712, 5445949), (6491, 3114368), (6712, 3011824), (12982, 1557184), (13424, 1505912), (24331, 830848), (25964, 778592), (26848, 752956), (48662, 415424), (51928, 389296), (53696, 376478), (97324, 207712), (103856, 194648), (107392, 188239)]