19637772928

素因数分解:

$2^7\times {\mathrm{2789}}^1\times {\mathrm{55009}}^1$

素因数の和:57812

約数の個数: 32

約数和(自身を含む): 39136864500

約数和(自身を除く): 19499091572

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 2789, 5578, 11156, 22312, 44624, 55009, 89248, 110018, 178496, 220036, 356992, 440072, 880144, 1760288, 3520576, 7041152, 153420101, 306840202, 613680404, 1227360808, 2454721616, 4909443232, 9818886464, 19637772928]

約数ペア:

[(1, 19637772928), (2, 9818886464), (4, 4909443232), (8, 2454721616), (16, 1227360808), (32, 613680404), (64, 306840202), (128, 153420101), (2789, 7041152), (5578, 3520576), (11156, 1760288), (22312, 880144), (44624, 440072), (55009, 356992), (89248, 220036), (110018, 178496)]