19417203

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2477}}^1$

素因数の和:2563

約数の個数: 24

約数和(自身を含む): 30667728

約数和(自身を除く): 11250525

約数列:

[1, 3, 9, 13, 39, 67, 117, 201, 603, 871, 2477, 2613, 7431, 7839, 22293, 32201, 96603, 165959, 289809, 497877, 1493631, 2157467, 6472401, 19417203]

約数ペア:

[(1, 19417203), (3, 6472401), (9, 2157467), (13, 1493631), (39, 497877), (67, 289809), (117, 165959), (201, 96603), (603, 32201), (871, 22293), (2477, 7839), (2613, 7431)]