204049690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{18911}}^1$

素因数の和:19014

約数の個数: 32

約数和(自身を含む): 400329216

約数和(自身を除く): 196279526

約数列:

[1, 2, 5, 10, 13, 26, 65, 83, 130, 166, 415, 830, 1079, 2158, 5395, 10790, 18911, 37822, 94555, 189110, 245843, 491686, 1229215, 1569613, 2458430, 3139226, 7848065, 15696130, 20404969, 40809938, 102024845, 204049690]

約数ペア:

[(1, 204049690), (2, 102024845), (5, 40809938), (10, 20404969), (13, 15696130), (26, 7848065), (65, 3139226), (83, 2458430), (130, 1569613), (166, 1229215), (415, 491686), (830, 245843), (1079, 189110), (2158, 94555), (5395, 37822), (10790, 18911)]