19947072

素因数分解:

$2^6\times 3^1\times {\mathrm{23}}^1\times {\mathrm{4517}}^1$

素因数の和:4555

約数の個数: 56

約数和(自身を含む): 55083456

約数和(自身を除く): 35136384

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 138, 184, 192, 276, 368, 552, 736, 1104, 1472, 2208, 4416, 4517, 9034, 13551, 18068, 27102, 36136, 54204, 72272, 103891, 108408, 144544, 207782, 216816, 289088, 311673, 415564, 433632, 623346, 831128, 867264, 1246692, 1662256, 2493384, 3324512, 4986768, 6649024, 9973536, 19947072]

約数ペア:

[(1, 19947072), (2, 9973536), (3, 6649024), (4, 4986768), (6, 3324512), (8, 2493384), (12, 1662256), (16, 1246692), (23, 867264), (24, 831128), (32, 623346), (46, 433632), (48, 415564), (64, 311673), (69, 289088), (92, 216816), (96, 207782), (138, 144544), (184, 108408), (192, 103891), (276, 72272), (368, 54204), (552, 36136), (736, 27102), (1104, 18068), (1472, 13551), (2208, 9034), (4416, 4517)]