18071830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{599}}^1$

素因数の和:1044

約数の個数: 32

約数和(自身を含む): 37324800

約数和(自身を除く): 19252970

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 431, 599, 862, 1198, 2155, 2995, 3017, 4193, 4310, 5990, 6034, 8386, 15085, 20965, 30170, 41930, 258169, 516338, 1290845, 1807183, 2581690, 3614366, 9035915, 18071830]

約数ペア:

[(1, 18071830), (2, 9035915), (5, 3614366), (7, 2581690), (10, 1807183), (14, 1290845), (35, 516338), (70, 258169), (431, 41930), (599, 30170), (862, 20965), (1198, 15085), (2155, 8386), (2995, 6034), (3017, 5990), (4193, 4310)]