18780544

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{4733}}^1$

素因数の和:4778

約数の個数: 32

約数和(自身を含む): 38629440

約数和(自身を除く): 19848896

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 4733, 9466, 18932, 37864, 75728, 146723, 151456, 293446, 302912, 586892, 605824, 1173784, 2347568, 4695136, 9390272, 18780544]

約数ペア:

[(1, 18780544), (2, 9390272), (4, 4695136), (8, 2347568), (16, 1173784), (31, 605824), (32, 586892), (62, 302912), (64, 293446), (124, 151456), (128, 146723), (248, 75728), (496, 37864), (992, 18932), (1984, 9466), (3968, 4733)]