1919860592

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{542947}}^1$

素因数の和:542985

約数の個数: 40

約数和(自身を含む): 4241509776

約数和(自身を除く): 2321649184

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 542947, 1085894, 2171788, 4343576, 7058311, 8687152, 9230099, 14116622, 18460198, 28233244, 36920396, 56466488, 73840792, 112932976, 119991287, 147681584, 239982574, 479965148, 959930296, 1919860592]

約数ペア:

[(1, 1919860592), (2, 959930296), (4, 479965148), (8, 239982574), (13, 147681584), (16, 119991287), (17, 112932976), (26, 73840792), (34, 56466488), (52, 36920396), (68, 28233244), (104, 18460198), (136, 14116622), (208, 9230099), (221, 8687152), (272, 7058311), (442, 4343576), (884, 2171788), (1768, 1085894), (3536, 542947)]