18295460

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{6983}}^1$

素因数の和:7123

約数の個数: 24

約数和(自身を含む): 38719296

約数和(自身を除く): 20423836

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 6983, 13966, 27932, 34915, 69830, 139660, 914773, 1829546, 3659092, 4573865, 9147730, 18295460]

約数ペア:

[(1, 18295460), (2, 9147730), (4, 4573865), (5, 3659092), (10, 1829546), (20, 914773), (131, 139660), (262, 69830), (524, 34915), (655, 27932), (1310, 13966), (2620, 6983)]