20019274

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1019}}^1$

素因数の和:1098

約数の個数: 32

約数和(自身を含む): 35251200

約数和(自身を除く): 15231926

約数列:

[1, 2, 11, 19, 22, 38, 47, 94, 209, 418, 517, 893, 1019, 1034, 1786, 2038, 9823, 11209, 19361, 19646, 22418, 38722, 47893, 95786, 212971, 425942, 526823, 909967, 1053646, 1819934, 10009637, 20019274]

約数ペア:

[(1, 20019274), (2, 10009637), (11, 1819934), (19, 1053646), (22, 909967), (38, 526823), (47, 425942), (94, 212971), (209, 95786), (418, 47893), (517, 38722), (893, 22418), (1019, 19646), (1034, 19361), (1786, 11209), (2038, 9823)]