19427616

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{5189}}^1$

素因数の和:5218

約数の個数: 72

約数和(自身を含む): 59508540

約数和(自身を除く): 40080924

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 5189, 10378, 15567, 20756, 31134, 41512, 46701, 62268, 67457, 83024, 93402, 124536, 134914, 166048, 186804, 202371, 249072, 269828, 373608, 404742, 498144, 539656, 607113, 747216, 809484, 1079312, 1214226, 1494432, 1618968, 2158624, 2428452, 3237936, 4856904, 6475872, 9713808, 19427616]

約数ペア:

[(1, 19427616), (2, 9713808), (3, 6475872), (4, 4856904), (6, 3237936), (8, 2428452), (9, 2158624), (12, 1618968), (13, 1494432), (16, 1214226), (18, 1079312), (24, 809484), (26, 747216), (32, 607113), (36, 539656), (39, 498144), (48, 404742), (52, 373608), (72, 269828), (78, 249072), (96, 202371), (104, 186804), (117, 166048), (144, 134914), (156, 124536), (208, 93402), (234, 83024), (288, 67457), (312, 62268), (416, 46701), (468, 41512), (624, 31134), (936, 20756), (1248, 15567), (1872, 10378), (3744, 5189)]