18985302

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1693}}^1$

素因数の和:1797

約数の個数: 48

約数和(自身を含む): 47567520

約数和(自身を除く): 28582218

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 89, 126, 178, 267, 534, 623, 801, 1246, 1602, 1693, 1869, 3386, 3738, 5079, 5607, 10158, 11214, 11851, 15237, 23702, 30474, 35553, 71106, 106659, 150677, 213318, 301354, 452031, 904062, 1054739, 1356093, 2109478, 2712186, 3164217, 6328434, 9492651, 18985302]

約数ペア:

[(1, 18985302), (2, 9492651), (3, 6328434), (6, 3164217), (7, 2712186), (9, 2109478), (14, 1356093), (18, 1054739), (21, 904062), (42, 452031), (63, 301354), (89, 213318), (126, 150677), (178, 106659), (267, 71106), (534, 35553), (623, 30474), (801, 23702), (1246, 15237), (1602, 11851), (1693, 11214), (1869, 10158), (3386, 5607), (3738, 5079)]