20013744

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:298

約数の個数: 80

約数和(自身を含む): 54282240

約数和(自身を除く): 34268496

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 59, 74, 111, 118, 148, 177, 191, 222, 236, 296, 354, 382, 444, 472, 573, 592, 708, 764, 888, 944, 1146, 1416, 1528, 1776, 2183, 2292, 2832, 3056, 4366, 4584, 6549, 7067, 8732, 9168, 11269, 13098, 14134, 17464, 21201, 22538, 26196, 28268, 33807, 34928, 42402, 45076, 52392, 56536, 67614, 84804, 90152, 104784, 113072, 135228, 169608, 180304, 270456, 339216, 416953, 540912, 833906, 1250859, 1667812, 2501718, 3335624, 5003436, 6671248, 10006872, 20013744]

約数ペア:

[(1, 20013744), (2, 10006872), (3, 6671248), (4, 5003436), (6, 3335624), (8, 2501718), (12, 1667812), (16, 1250859), (24, 833906), (37, 540912), (48, 416953), (59, 339216), (74, 270456), (111, 180304), (118, 169608), (148, 135228), (177, 113072), (191, 104784), (222, 90152), (236, 84804), (296, 67614), (354, 56536), (382, 52392), (444, 45076), (472, 42402), (573, 34928), (592, 33807), (708, 28268), (764, 26196), (888, 22538), (944, 21201), (1146, 17464), (1416, 14134), (1528, 13098), (1776, 11269), (2183, 9168), (2292, 8732), (2832, 7067), (3056, 6549), (4366, 4584)]