200654864

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{205589}}^1$

素因数の和:205658

約数の個数: 20

約数和(自身を含む): 395143980

約数和(自身を除く): 194489116

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 205589, 411178, 822356, 1644712, 3289424, 12540929, 25081858, 50163716, 100327432, 200654864]

約数ペア:

[(1, 200654864), (2, 100327432), (4, 50163716), (8, 25081858), (16, 12540929), (61, 3289424), (122, 1644712), (244, 822356), (488, 411178), (976, 205589)]