18895998

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{6983}}^1$

素因数の和:7040

約数の個数: 32

約数和(自身を含む): 42239232

約数和(自身を除く): 23343234

約数列:

[1, 2, 3, 6, 11, 22, 33, 41, 66, 82, 123, 246, 451, 902, 1353, 2706, 6983, 13966, 20949, 41898, 76813, 153626, 230439, 286303, 460878, 572606, 858909, 1717818, 3149333, 6298666, 9447999, 18895998]

約数ペア:

[(1, 18895998), (2, 9447999), (3, 6298666), (6, 3149333), (11, 1717818), (22, 858909), (33, 572606), (41, 460878), (66, 286303), (82, 230439), (123, 153626), (246, 76813), (451, 41898), (902, 20949), (1353, 13966), (2706, 6983)]