20128296

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1193}}^1$

素因数の和:1258

約数の個数: 64

約数和(自身を含む): 54446400

約数和(自身を除く): 34318104

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 37, 38, 57, 74, 76, 111, 114, 148, 152, 222, 228, 296, 444, 456, 703, 888, 1193, 1406, 2109, 2386, 2812, 3579, 4218, 4772, 5624, 7158, 8436, 9544, 14316, 16872, 22667, 28632, 44141, 45334, 68001, 88282, 90668, 132423, 136002, 176564, 181336, 264846, 272004, 353128, 529692, 544008, 838679, 1059384, 1677358, 2516037, 3354716, 5032074, 6709432, 10064148, 20128296]

約数ペア:

[(1, 20128296), (2, 10064148), (3, 6709432), (4, 5032074), (6, 3354716), (8, 2516037), (12, 1677358), (19, 1059384), (24, 838679), (37, 544008), (38, 529692), (57, 353128), (74, 272004), (76, 264846), (111, 181336), (114, 176564), (148, 136002), (152, 132423), (222, 90668), (228, 88282), (296, 68001), (444, 45334), (456, 44141), (703, 28632), (888, 22667), (1193, 16872), (1406, 14316), (2109, 9544), (2386, 8436), (2812, 7158), (3579, 5624), (4218, 4772)]