20126045488

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2878439}}^1$

素因数の和:2878489

約数の個数: 40

約数和(自身を含む): 42831187200

約数和(自身を除く): 22705141712

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 76, 92, 152, 184, 304, 368, 437, 874, 1748, 3496, 6992, 2878439, 5756878, 11513756, 23027512, 46055024, 54690341, 66204097, 109380682, 132408194, 218761364, 264816388, 437522728, 529632776, 875045456, 1059265552, 1257877843, 2515755686, 5031511372, 10063022744, 20126045488]

約数ペア:

[(1, 20126045488), (2, 10063022744), (4, 5031511372), (8, 2515755686), (16, 1257877843), (19, 1059265552), (23, 875045456), (38, 529632776), (46, 437522728), (76, 264816388), (92, 218761364), (152, 132408194), (184, 109380682), (304, 66204097), (368, 54690341), (437, 46055024), (874, 23027512), (1748, 11513756), (3496, 5756878), (6992, 2878439)]