19804218

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{27737}}^1$

素因数の和:27766

約数の個数: 32

約数和(自身を含む): 47931264

約数和(自身を除く): 28127046

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 357, 714, 27737, 55474, 83211, 166422, 194159, 388318, 471529, 582477, 943058, 1164954, 1414587, 2829174, 3300703, 6601406, 9902109, 19804218]

約数ペア:

[(1, 19804218), (2, 9902109), (3, 6601406), (6, 3300703), (7, 2829174), (14, 1414587), (17, 1164954), (21, 943058), (34, 582477), (42, 471529), (51, 388318), (102, 194159), (119, 166422), (238, 83211), (357, 55474), (714, 27737)]