19508818

素因数分解:

$2^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:358

約数の個数: 32

約数和(自身を含む): 34384896

約数和(自身を除く): 14876078

約数列:

[1, 2, 7, 14, 83, 103, 163, 166, 206, 326, 581, 721, 1141, 1162, 1442, 2282, 8549, 13529, 16789, 17098, 27058, 33578, 59843, 94703, 117523, 119686, 189406, 235046, 1393487, 2786974, 9754409, 19508818]

約数ペア:

[(1, 19508818), (2, 9754409), (7, 2786974), (14, 1393487), (83, 235046), (103, 189406), (163, 119686), (166, 117523), (206, 94703), (326, 59843), (581, 33578), (721, 27058), (1141, 17098), (1162, 16789), (1442, 13529), (2282, 8549)]