19670144

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{11821}}^1$

素因数の和:11848

約数の個数: 32

約数和(自身を含む): 42204540

約数和(自身を除く): 22534396

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 11821, 23642, 47284, 94568, 153673, 189136, 307346, 378272, 614692, 756544, 1229384, 1513088, 2458768, 4917536, 9835072, 19670144]

約数ペア:

[(1, 19670144), (2, 9835072), (4, 4917536), (8, 2458768), (13, 1513088), (16, 1229384), (26, 756544), (32, 614692), (52, 378272), (64, 307346), (104, 189136), (128, 153673), (208, 94568), (416, 47284), (832, 23642), (1664, 11821)]