18475784

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{821}}^1$

素因数の和:953

約数の個数: 32

約数和(自身を含む): 36250200

約数和(自身を除く): 17774416

約数列:

[1, 2, 4, 8, 29, 58, 97, 116, 194, 232, 388, 776, 821, 1642, 2813, 3284, 5626, 6568, 11252, 22504, 23809, 47618, 79637, 95236, 159274, 190472, 318548, 637096, 2309473, 4618946, 9237892, 18475784]

約数ペア:

[(1, 18475784), (2, 9237892), (4, 4618946), (8, 2309473), (29, 637096), (58, 318548), (97, 190472), (116, 159274), (194, 95236), (232, 79637), (388, 47618), (776, 23809), (821, 22504), (1642, 11252), (2813, 6568), (3284, 5626)]