18461925

素因数分解:

$3^6\times 5^2\times {\mathrm{1013}}^1$

素因数の和:1041

約数の個数: 42

約数和(自身を含む): 34357362

約数和(自身を除く): 15895437

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 243, 405, 675, 729, 1013, 1215, 2025, 3039, 3645, 5065, 6075, 9117, 15195, 18225, 25325, 27351, 45585, 75975, 82053, 136755, 227925, 246159, 410265, 683775, 738477, 1230795, 2051325, 3692385, 6153975, 18461925]

約数ペア:

[(1, 18461925), (3, 6153975), (5, 3692385), (9, 2051325), (15, 1230795), (25, 738477), (27, 683775), (45, 410265), (75, 246159), (81, 227925), (135, 136755), (225, 82053), (243, 75975), (405, 45585), (675, 27351), (729, 25325), (1013, 18225), (1215, 15195), (2025, 9117), (3039, 6075), (3645, 5065)]