19896604

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1163}}^1$

素因数の和:1234

約数の個数: 48

約数和(自身を含む): 43803648

約数和(自身を除く): 23907044

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 47, 52, 91, 94, 182, 188, 329, 364, 611, 658, 1163, 1222, 1316, 2326, 2444, 4277, 4652, 8141, 8554, 15119, 16282, 17108, 30238, 32564, 54661, 60476, 105833, 109322, 211666, 218644, 382627, 423332, 710593, 765254, 1421186, 1530508, 2842372, 4974151, 9948302, 19896604]

約数ペア:

[(1, 19896604), (2, 9948302), (4, 4974151), (7, 2842372), (13, 1530508), (14, 1421186), (26, 765254), (28, 710593), (47, 423332), (52, 382627), (91, 218644), (94, 211666), (182, 109322), (188, 105833), (329, 60476), (364, 54661), (611, 32564), (658, 30238), (1163, 17108), (1222, 16282), (1316, 15119), (2326, 8554), (2444, 8141), (4277, 4652)]