17420986

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{587}}^1$

素因数の和:690

約数の個数: 32

約数和(自身を含む): 30481920

約数和(自身を除く): 13060934

約数列:

[1, 2, 11, 19, 22, 38, 71, 142, 209, 418, 587, 781, 1174, 1349, 1562, 2698, 6457, 11153, 12914, 14839, 22306, 29678, 41677, 83354, 122683, 245366, 458447, 791863, 916894, 1583726, 8710493, 17420986]

約数ペア:

[(1, 17420986), (2, 8710493), (11, 1583726), (19, 916894), (22, 791863), (38, 458447), (71, 245366), (142, 122683), (209, 83354), (418, 41677), (587, 29678), (781, 22306), (1174, 14839), (1349, 12914), (1562, 11153), (2698, 6457)]