15988918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1319}}^1$

素因数の和:1380

約数の個数: 32

約数和(自身を含む): 28512000

約数和(自身を除く): 12523082

約数列:

[1, 2, 11, 19, 22, 29, 38, 58, 209, 319, 418, 551, 638, 1102, 1319, 2638, 6061, 12122, 14509, 25061, 29018, 38251, 50122, 76502, 275671, 420761, 551342, 726769, 841522, 1453538, 7994459, 15988918]

約数ペア:

[(1, 15988918), (2, 7994459), (11, 1453538), (19, 841522), (22, 726769), (29, 551342), (38, 420761), (58, 275671), (209, 76502), (319, 50122), (418, 38251), (551, 29018), (638, 25061), (1102, 14509), (1319, 12122), (2638, 6061)]