18659072

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{3169}}^1$

素因数の和:3208

約数の個数: 36

約数和(自身を含む): 38876880

約数和(自身を除く): 20217808

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 256, 368, 736, 1472, 2944, 3169, 5888, 6338, 12676, 25352, 50704, 72887, 101408, 145774, 202816, 291548, 405632, 583096, 811264, 1166192, 2332384, 4664768, 9329536, 18659072]

約数ペア:

[(1, 18659072), (2, 9329536), (4, 4664768), (8, 2332384), (16, 1166192), (23, 811264), (32, 583096), (46, 405632), (64, 291548), (92, 202816), (128, 145774), (184, 101408), (256, 72887), (368, 50704), (736, 25352), (1472, 12676), (2944, 6338), (3169, 5888)]