20462806

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3877}}^1$

素因数の和:3928

約数の個数: 32

約数和(自身を含む): 39090240

約数和(自身を除く): 18627434

約数列:

[1, 2, 7, 13, 14, 26, 29, 58, 91, 182, 203, 377, 406, 754, 2639, 3877, 5278, 7754, 27139, 50401, 54278, 100802, 112433, 224866, 352807, 705614, 787031, 1461629, 1574062, 2923258, 10231403, 20462806]

約数ペア:

[(1, 20462806), (2, 10231403), (7, 2923258), (13, 1574062), (14, 1461629), (26, 787031), (29, 705614), (58, 352807), (91, 224866), (182, 112433), (203, 100802), (377, 54278), (406, 50401), (754, 27139), (2639, 7754), (3877, 5278)]