18221910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{86771}}^1$

素因数の和:86788

約数の個数: 32

約数和(自身を含む): 49980672

約数和(自身を除く): 31758762

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 86771, 173542, 260313, 433855, 520626, 607397, 867710, 1214794, 1301565, 1822191, 2603130, 3036985, 3644382, 6073970, 9110955, 18221910]

約数ペア:

[(1, 18221910), (2, 9110955), (3, 6073970), (5, 3644382), (6, 3036985), (7, 2603130), (10, 1822191), (14, 1301565), (15, 1214794), (21, 867710), (30, 607397), (35, 520626), (42, 433855), (70, 260313), (105, 173542), (210, 86771)]