20196670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3613}}^1$

素因数の和:3676

約数の個数: 32

約数和(自身を含む): 40072032

約数和(自身を除く): 19875362

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2795, 3613, 5590, 7226, 18065, 36130, 46969, 93938, 155359, 234845, 310718, 469690, 776795, 1553590, 2019667, 4039334, 10098335, 20196670]

約数ペア:

[(1, 20196670), (2, 10098335), (5, 4039334), (10, 2019667), (13, 1553590), (26, 776795), (43, 469690), (65, 310718), (86, 234845), (130, 155359), (215, 93938), (430, 46969), (559, 36130), (1118, 18065), (2795, 7226), (3613, 5590)]