20210226416

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{74302303}}^1$

素因数の和:74302328

約数の個数: 20

約数和(自身を含む): 41460685632

約数和(自身を除く): 21250459216

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 74302303, 148604606, 297209212, 594418424, 1188836848, 1263139151, 2526278302, 5052556604, 10105113208, 20210226416]

約数ペア:

[(1, 20210226416), (2, 10105113208), (4, 5052556604), (8, 2526278302), (16, 1263139151), (17, 1188836848), (34, 594418424), (68, 297209212), (136, 148604606), (272, 74302303)]