19504872

素因数分解:

$2^3\times 3^2\times {\mathrm{61}}^1\times {\mathrm{4441}}^1$

素因数の和:4514

約数の個数: 48

約数和(自身を含む): 53703780

約数和(自身を除く): 34198908

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 61, 72, 122, 183, 244, 366, 488, 549, 732, 1098, 1464, 2196, 4392, 4441, 8882, 13323, 17764, 26646, 35528, 39969, 53292, 79938, 106584, 159876, 270901, 319752, 541802, 812703, 1083604, 1625406, 2167208, 2438109, 3250812, 4876218, 6501624, 9752436, 19504872]

約数ペア:

[(1, 19504872), (2, 9752436), (3, 6501624), (4, 4876218), (6, 3250812), (8, 2438109), (9, 2167208), (12, 1625406), (18, 1083604), (24, 812703), (36, 541802), (61, 319752), (72, 270901), (122, 159876), (183, 106584), (244, 79938), (366, 53292), (488, 39969), (549, 35528), (732, 26646), (1098, 17764), (1464, 13323), (2196, 8882), (4392, 4441)]