18287896

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2927}}^1$

素因数の和:3015

約数の個数: 32

約数和(自身を含む): 37946880

約数和(自身を除く): 19658984

約数列:

[1, 2, 4, 8, 11, 22, 44, 71, 88, 142, 284, 568, 781, 1562, 2927, 3124, 5854, 6248, 11708, 23416, 32197, 64394, 128788, 207817, 257576, 415634, 831268, 1662536, 2285987, 4571974, 9143948, 18287896]

約数ペア:

[(1, 18287896), (2, 9143948), (4, 4571974), (8, 2285987), (11, 1662536), (22, 831268), (44, 415634), (71, 257576), (88, 207817), (142, 128788), (284, 64394), (568, 32197), (781, 23416), (1562, 11708), (2927, 6248), (3124, 5854)]