18768992

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{751}}^1$

素因数の和:843

約数の個数: 48

約数和(自身を含む): 40932864

約数和(自身を除く): 22163872

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 71, 88, 142, 176, 284, 352, 568, 751, 781, 1136, 1502, 1562, 2272, 3004, 3124, 6008, 6248, 8261, 12016, 12496, 16522, 24032, 24992, 33044, 53321, 66088, 106642, 132176, 213284, 264352, 426568, 586531, 853136, 1173062, 1706272, 2346124, 4692248, 9384496, 18768992]

約数ペア:

[(1, 18768992), (2, 9384496), (4, 4692248), (8, 2346124), (11, 1706272), (16, 1173062), (22, 853136), (32, 586531), (44, 426568), (71, 264352), (88, 213284), (142, 132176), (176, 106642), (284, 66088), (352, 53321), (568, 33044), (751, 24992), (781, 24032), (1136, 16522), (1502, 12496), (1562, 12016), (2272, 8261), (3004, 6248), (3124, 6008)]