20659198

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{773}}^1$

素因数の和:888

約数の個数: 32

約数和(自身を含む): 37449216

約数和(自身を除く): 16790018

約数列:

[1, 2, 7, 14, 23, 46, 83, 161, 166, 322, 581, 773, 1162, 1546, 1909, 3818, 5411, 10822, 13363, 17779, 26726, 35558, 64159, 124453, 128318, 248906, 449113, 898226, 1475657, 2951314, 10329599, 20659198]

約数ペア:

[(1, 20659198), (2, 10329599), (7, 2951314), (14, 1475657), (23, 898226), (46, 449113), (83, 248906), (161, 128318), (166, 124453), (322, 64159), (581, 35558), (773, 26726), (1162, 17779), (1546, 13363), (1909, 10822), (3818, 5411)]