20510432

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1019}}^1$

素因数の和:1083

約数の個数: 48

約数和(自身を含む): 43953840

約数和(自身を除く): 23443408

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 37, 68, 74, 136, 148, 272, 296, 544, 592, 629, 1019, 1184, 1258, 2038, 2516, 4076, 5032, 8152, 10064, 16304, 17323, 20128, 32608, 34646, 37703, 69292, 75406, 138584, 150812, 277168, 301624, 554336, 603248, 640951, 1206496, 1281902, 2563804, 5127608, 10255216, 20510432]

約数ペア:

[(1, 20510432), (2, 10255216), (4, 5127608), (8, 2563804), (16, 1281902), (17, 1206496), (32, 640951), (34, 603248), (37, 554336), (68, 301624), (74, 277168), (136, 150812), (148, 138584), (272, 75406), (296, 69292), (544, 37703), (592, 34646), (629, 32608), (1019, 20128), (1184, 17323), (1258, 16304), (2038, 10064), (2516, 8152), (4076, 5032)]