20161491792

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^2\times {\mathrm{2485391}}^1$

素因数の和:2485428

約数の個数: 60

約数和(自身を含む): 56398515264

約数和(自身を除く): 36237023472

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 169, 208, 312, 338, 507, 624, 676, 1014, 1352, 2028, 2704, 4056, 8112, 2485391, 4970782, 7456173, 9941564, 14912346, 19883128, 29824692, 32310083, 39766256, 59649384, 64620166, 96930249, 119298768, 129240332, 193860498, 258480664, 387720996, 420031079, 516961328, 775441992, 840062158, 1260093237, 1550883984, 1680124316, 2520186474, 3360248632, 5040372948, 6720497264, 10080745896, 20161491792]

約数ペア:

[(1, 20161491792), (2, 10080745896), (3, 6720497264), (4, 5040372948), (6, 3360248632), (8, 2520186474), (12, 1680124316), (13, 1550883984), (16, 1260093237), (24, 840062158), (26, 775441992), (39, 516961328), (48, 420031079), (52, 387720996), (78, 258480664), (104, 193860498), (156, 129240332), (169, 119298768), (208, 96930249), (312, 64620166), (338, 59649384), (507, 39766256), (624, 32310083), (676, 29824692), (1014, 19883128), (1352, 14912346), (2028, 9941564), (2704, 7456173), (4056, 4970782), (8112, 2485391)]