15884648

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 33379200

約数和(自身を除く): 17494552

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 169, 248, 338, 379, 403, 676, 758, 806, 1352, 1516, 1612, 3032, 3224, 4927, 5239, 9854, 10478, 11749, 19708, 20956, 23498, 39416, 41912, 46996, 64051, 93992, 128102, 152737, 256204, 305474, 512408, 610948, 1221896, 1985581, 3971162, 7942324, 15884648]

約数ペア:

[(1, 15884648), (2, 7942324), (4, 3971162), (8, 1985581), (13, 1221896), (26, 610948), (31, 512408), (52, 305474), (62, 256204), (104, 152737), (124, 128102), (169, 93992), (248, 64051), (338, 46996), (379, 41912), (403, 39416), (676, 23498), (758, 20956), (806, 19708), (1352, 11749), (1516, 10478), (1612, 9854), (3032, 5239), (3224, 4927)]