18620848

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{4027}}^1$

素因数の和:4069

約数の個数: 30

約数和(自身を含む): 38334476

約数和(自身を除く): 19713628

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 289, 578, 1156, 2312, 4027, 4624, 8054, 16108, 32216, 64432, 68459, 136918, 273836, 547672, 1095344, 1163803, 2327606, 4655212, 9310424, 18620848]

約数ペア:

[(1, 18620848), (2, 9310424), (4, 4655212), (8, 2327606), (16, 1163803), (17, 1095344), (34, 547672), (68, 273836), (136, 136918), (272, 68459), (289, 64432), (578, 32216), (1156, 16108), (2312, 8054), (4027, 4624)]