18980654

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{2089}}^1$

素因数の和:2168

約数の個数: 32

約数和(自身を含む): 36115200

約数和(自身を除く): 17134546

約数列:

[1, 2, 7, 11, 14, 22, 59, 77, 118, 154, 413, 649, 826, 1298, 2089, 4178, 4543, 9086, 14623, 22979, 29246, 45958, 123251, 160853, 246502, 321706, 862757, 1355761, 1725514, 2711522, 9490327, 18980654]

約数ペア:

[(1, 18980654), (2, 9490327), (7, 2711522), (11, 1725514), (14, 1355761), (22, 862757), (59, 321706), (77, 246502), (118, 160853), (154, 123251), (413, 45958), (649, 29246), (826, 22979), (1298, 14623), (2089, 9086), (4178, 4543)]