20859032

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{349}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 40656000

約数和(自身を除く): 19796968

約数列:

[1, 2, 4, 8, 31, 62, 124, 241, 248, 349, 482, 698, 964, 1396, 1928, 2792, 7471, 10819, 14942, 21638, 29884, 43276, 59768, 84109, 86552, 168218, 336436, 672872, 2607379, 5214758, 10429516, 20859032]

約数ペア:

[(1, 20859032), (2, 10429516), (4, 5214758), (8, 2607379), (31, 672872), (62, 336436), (124, 168218), (241, 86552), (248, 84109), (349, 59768), (482, 43276), (698, 29884), (964, 21638), (1396, 14942), (1928, 10819), (2792, 7471)]