19514768

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1031}}^1$

素因数の和:1072

約数の個数: 60

約数和(自身を含む): 46836288

約数和(自身を除く): 27321520

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 169, 182, 208, 338, 364, 676, 728, 1031, 1183, 1352, 1456, 2062, 2366, 2704, 4124, 4732, 7217, 8248, 9464, 13403, 14434, 16496, 18928, 26806, 28868, 53612, 57736, 93821, 107224, 115472, 174239, 187642, 214448, 348478, 375284, 696956, 750568, 1219673, 1393912, 1501136, 2439346, 2787824, 4878692, 9757384, 19514768]

約数ペア:

[(1, 19514768), (2, 9757384), (4, 4878692), (7, 2787824), (8, 2439346), (13, 1501136), (14, 1393912), (16, 1219673), (26, 750568), (28, 696956), (52, 375284), (56, 348478), (91, 214448), (104, 187642), (112, 174239), (169, 115472), (182, 107224), (208, 93821), (338, 57736), (364, 53612), (676, 28868), (728, 26806), (1031, 18928), (1183, 16496), (1352, 14434), (1456, 13403), (2062, 9464), (2366, 8248), (2704, 7217), (4124, 4732)]