20258764

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{1973}}^1$

素因数の和:2145

約数の個数: 24

約数和(自身を含む): 37806048

約数和(自身を除く): 17547284

約数列:

[1, 2, 4, 17, 34, 68, 151, 302, 604, 1973, 2567, 3946, 5134, 7892, 10268, 33541, 67082, 134164, 297923, 595846, 1191692, 5064691, 10129382, 20258764]

約数ペア:

[(1, 20258764), (2, 10129382), (4, 5064691), (17, 1191692), (34, 595846), (68, 297923), (151, 134164), (302, 67082), (604, 33541), (1973, 10268), (2567, 7892), (3946, 5134)]