20193313264

素因数分解:

$2^4\times {\mathrm{199}}^1\times {\mathrm{1321}}^1\times {\mathrm{4801}}^1$

素因数の和:6329

約数の個数: 40

約数和(自身を含む): 39359112800

約数和(自身を除く): 19165799536

約数列:

[1, 2, 4, 8, 16, 199, 398, 796, 1321, 1592, 2642, 3184, 4801, 5284, 9602, 10568, 19204, 21136, 38408, 76816, 262879, 525758, 955399, 1051516, 1910798, 2103032, 3821596, 4206064, 6342121, 7643192, 12684242, 15286384, 25368484, 50736968, 101473936, 1262082079, 2524164158, 5048328316, 10096656632, 20193313264]

約数ペア:

[(1, 20193313264), (2, 10096656632), (4, 5048328316), (8, 2524164158), (16, 1262082079), (199, 101473936), (398, 50736968), (796, 25368484), (1321, 15286384), (1592, 12684242), (2642, 7643192), (3184, 6342121), (4801, 4206064), (5284, 3821596), (9602, 2103032), (10568, 1910798), (19204, 1051516), (21136, 955399), (38408, 525758), (76816, 262879)]