20282122

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2749}}^1$

素因数の和:2806

約数の個数: 32

約数和(自身を含む): 38016000

約数和(自身を除く): 17733878

約数列:

[1, 2, 7, 14, 17, 31, 34, 62, 119, 217, 238, 434, 527, 1054, 2749, 3689, 5498, 7378, 19243, 38486, 46733, 85219, 93466, 170438, 327131, 596533, 654262, 1193066, 1448723, 2897446, 10141061, 20282122]

約数ペア:

[(1, 20282122), (2, 10141061), (7, 2897446), (14, 1448723), (17, 1193066), (31, 654262), (34, 596533), (62, 327131), (119, 170438), (217, 93466), (238, 85219), (434, 46733), (527, 38486), (1054, 19243), (2749, 7378), (3689, 5498)]