201872788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{659}}^1$

素因数の和:856

約数の個数: 48

約数和(自身を含む): 392736960

約数和(自身を除く): 190864172

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 137, 172, 274, 548, 559, 659, 1118, 1318, 1781, 2236, 2636, 3562, 5891, 7124, 8567, 11782, 17134, 23564, 28337, 34268, 56674, 76583, 90283, 113348, 153166, 180566, 306332, 361132, 368381, 736762, 1173679, 1473524, 2347358, 3882169, 4694716, 7764338, 15528676, 50468197, 100936394, 201872788]

約数ペア:

[(1, 201872788), (2, 100936394), (4, 50468197), (13, 15528676), (26, 7764338), (43, 4694716), (52, 3882169), (86, 2347358), (137, 1473524), (172, 1173679), (274, 736762), (548, 368381), (559, 361132), (659, 306332), (1118, 180566), (1318, 153166), (1781, 113348), (2236, 90283), (2636, 76583), (3562, 56674), (5891, 34268), (7124, 28337), (8567, 23564), (11782, 17134)]