19695826

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:330

約数の個数: 32

約数和(自身を含む): 32659200

約数和(自身を除く): 12963374

約数列:

[1, 2, 17, 34, 41, 71, 82, 142, 199, 398, 697, 1207, 1394, 2414, 2911, 3383, 5822, 6766, 8159, 14129, 16318, 28258, 49487, 98974, 138703, 240193, 277406, 480386, 579289, 1158578, 9847913, 19695826]

約数ペア:

[(1, 19695826), (2, 9847913), (17, 1158578), (34, 579289), (41, 480386), (71, 277406), (82, 240193), (142, 138703), (199, 98974), (398, 49487), (697, 28258), (1207, 16318), (1394, 14129), (2414, 8159), (2911, 6766), (3383, 5822)]