20415424

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:297

約数の個数: 56

約数和(自身を含む): 43322240

約数和(自身を除く): 22906816

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 103, 152, 163, 206, 304, 326, 412, 608, 652, 824, 1216, 1304, 1648, 1957, 2608, 3097, 3296, 3914, 5216, 6194, 6592, 7828, 10432, 12388, 15656, 16789, 24776, 31312, 33578, 49552, 62624, 67156, 99104, 125248, 134312, 198208, 268624, 318991, 537248, 637982, 1074496, 1275964, 2551928, 5103856, 10207712, 20415424]

約数ペア:

[(1, 20415424), (2, 10207712), (4, 5103856), (8, 2551928), (16, 1275964), (19, 1074496), (32, 637982), (38, 537248), (64, 318991), (76, 268624), (103, 198208), (152, 134312), (163, 125248), (206, 99104), (304, 67156), (326, 62624), (412, 49552), (608, 33578), (652, 31312), (824, 24776), (1216, 16789), (1304, 15656), (1648, 12388), (1957, 10432), (2608, 7828), (3097, 6592), (3296, 6194), (3914, 5216)]