18284588

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{359}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 39191040

約数和(自身を除く): 20906452

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 107, 119, 214, 238, 359, 428, 476, 718, 749, 1436, 1498, 1819, 2513, 2996, 3638, 5026, 6103, 7276, 10052, 12206, 12733, 24412, 25466, 38413, 42721, 50932, 76826, 85442, 153652, 170884, 268891, 537782, 653021, 1075564, 1306042, 2612084, 4571147, 9142294, 18284588]

約数ペア:

[(1, 18284588), (2, 9142294), (4, 4571147), (7, 2612084), (14, 1306042), (17, 1075564), (28, 653021), (34, 537782), (68, 268891), (107, 170884), (119, 153652), (214, 85442), (238, 76826), (359, 50932), (428, 42721), (476, 38413), (718, 25466), (749, 24412), (1436, 12733), (1498, 12206), (1819, 10052), (2513, 7276), (2996, 6103), (3638, 5026)]