20047050248

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{587}}^1\times {\mathrm{1489}}^1$

素因数の和:2190

約数の個数: 64

約数和(自身を含む): 39109996800

約数和(自身を除く): 19062946552

約数列:

[1, 2, 4, 8, 47, 61, 94, 122, 188, 244, 376, 488, 587, 1174, 1489, 2348, 2867, 2978, 4696, 5734, 5956, 11468, 11912, 22936, 27589, 35807, 55178, 69983, 71614, 90829, 110356, 139966, 143228, 181658, 220712, 279932, 286456, 363316, 559864, 726632, 874043, 1682929, 1748086, 3365858, 3496172, 4268963, 6731716, 6992344, 8537926, 13463432, 17075852, 34151704, 41080021, 53316623, 82160042, 106633246, 164320084, 213266492, 328640168, 426532984, 2505881281, 5011762562, 10023525124, 20047050248]

約数ペア:

[(1, 20047050248), (2, 10023525124), (4, 5011762562), (8, 2505881281), (47, 426532984), (61, 328640168), (94, 213266492), (122, 164320084), (188, 106633246), (244, 82160042), (376, 53316623), (488, 41080021), (587, 34151704), (1174, 17075852), (1489, 13463432), (2348, 8537926), (2867, 6992344), (2978, 6731716), (4696, 4268963), (5734, 3496172), (5956, 3365858), (11468, 1748086), (11912, 1682929), (22936, 874043), (27589, 726632), (35807, 559864), (55178, 363316), (69983, 286456), (71614, 279932), (90829, 220712), (110356, 181658), (139966, 143228)]