20774892

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{281}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 49934304

約数和(自身を除く): 29159412

約数列:

[1, 2, 3, 4, 6, 12, 61, 101, 122, 183, 202, 244, 281, 303, 366, 404, 562, 606, 732, 843, 1124, 1212, 1686, 3372, 6161, 12322, 17141, 18483, 24644, 28381, 34282, 36966, 51423, 56762, 68564, 73932, 85143, 102846, 113524, 170286, 205692, 340572, 1731241, 3462482, 5193723, 6924964, 10387446, 20774892]

約数ペア:

[(1, 20774892), (2, 10387446), (3, 6924964), (4, 5193723), (6, 3462482), (12, 1731241), (61, 340572), (101, 205692), (122, 170286), (183, 113524), (202, 102846), (244, 85143), (281, 73932), (303, 68564), (366, 56762), (404, 51423), (562, 36966), (606, 34282), (732, 28381), (843, 24644), (1124, 18483), (1212, 17141), (1686, 12322), (3372, 6161)]