19397730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1367}}^1$

素因数の和:1431

約数の個数: 64

約数和(自身を含む): 52005888

約数和(自身を除く): 32608158

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 43, 55, 66, 86, 110, 129, 165, 215, 258, 330, 430, 473, 645, 946, 1290, 1367, 1419, 2365, 2734, 2838, 4101, 4730, 6835, 7095, 8202, 13670, 14190, 15037, 20505, 30074, 41010, 45111, 58781, 75185, 90222, 117562, 150370, 176343, 225555, 293905, 352686, 451110, 587810, 646591, 881715, 1293182, 1763430, 1939773, 3232955, 3879546, 6465910, 9698865, 19397730]

約数ペア:

[(1, 19397730), (2, 9698865), (3, 6465910), (5, 3879546), (6, 3232955), (10, 1939773), (11, 1763430), (15, 1293182), (22, 881715), (30, 646591), (33, 587810), (43, 451110), (55, 352686), (66, 293905), (86, 225555), (110, 176343), (129, 150370), (165, 117562), (215, 90222), (258, 75185), (330, 58781), (430, 45111), (473, 41010), (645, 30074), (946, 20505), (1290, 15037), (1367, 14190), (1419, 13670), (2365, 8202), (2734, 7095), (2838, 6835), (4101, 4730)]