20527494

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2957}}^1$

素因数の和:3064

約数の個数: 32

約数和(自身を含む): 44724960

約数和(自身を除く): 24197466

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 89, 178, 267, 534, 1157, 2314, 2957, 3471, 5914, 6942, 8871, 17742, 38441, 76882, 115323, 230646, 263173, 526346, 789519, 1579038, 3421249, 6842498, 10263747, 20527494]

約数ペア:

[(1, 20527494), (2, 10263747), (3, 6842498), (6, 3421249), (13, 1579038), (26, 789519), (39, 526346), (78, 263173), (89, 230646), (178, 115323), (267, 76882), (534, 38441), (1157, 17742), (2314, 8871), (2957, 6942), (3471, 5914)]