19567808

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{811}}^1$

素因数の和:865

約数の個数: 56

約数和(自身を含む): 43312080

約数和(自身を除く): 23744272

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 32, 52, 58, 64, 104, 116, 208, 232, 377, 416, 464, 754, 811, 832, 928, 1508, 1622, 1856, 3016, 3244, 6032, 6488, 10543, 12064, 12976, 21086, 23519, 24128, 25952, 42172, 47038, 51904, 84344, 94076, 168688, 188152, 305747, 337376, 376304, 611494, 674752, 752608, 1222988, 1505216, 2445976, 4891952, 9783904, 19567808]

約数ペア:

[(1, 19567808), (2, 9783904), (4, 4891952), (8, 2445976), (13, 1505216), (16, 1222988), (26, 752608), (29, 674752), (32, 611494), (52, 376304), (58, 337376), (64, 305747), (104, 188152), (116, 168688), (208, 94076), (232, 84344), (377, 51904), (416, 47038), (464, 42172), (754, 25952), (811, 24128), (832, 23519), (928, 21086), (1508, 12976), (1622, 12064), (1856, 10543), (3016, 6488), (3244, 6032)]