18729104

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1861}}^1$

素因数の和:1923

約数の個数: 40

約数和(自身を含む): 39481848

約数和(自身を除く): 20752744

約数列:

[1, 2, 4, 8, 16, 17, 34, 37, 68, 74, 136, 148, 272, 296, 592, 629, 1258, 1861, 2516, 3722, 5032, 7444, 10064, 14888, 29776, 31637, 63274, 68857, 126548, 137714, 253096, 275428, 506192, 550856, 1101712, 1170569, 2341138, 4682276, 9364552, 18729104]

約数ペア:

[(1, 18729104), (2, 9364552), (4, 4682276), (8, 2341138), (16, 1170569), (17, 1101712), (34, 550856), (37, 506192), (68, 275428), (74, 253096), (136, 137714), (148, 126548), (272, 68857), (296, 63274), (592, 31637), (629, 29776), (1258, 14888), (1861, 10064), (2516, 7444), (3722, 5032)]