19516238

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1907}}^1$

素因数の和:1976

約数の個数: 32

約数和(自身を含む): 36267264

約数和(自身を除く): 16751026

約数列:

[1, 2, 7, 14, 17, 34, 43, 86, 119, 238, 301, 602, 731, 1462, 1907, 3814, 5117, 10234, 13349, 26698, 32419, 64838, 82001, 164002, 226933, 453866, 574007, 1148014, 1394017, 2788034, 9758119, 19516238]

約数ペア:

[(1, 19516238), (2, 9758119), (7, 2788034), (14, 1394017), (17, 1148014), (34, 574007), (43, 453866), (86, 226933), (119, 164002), (238, 82001), (301, 64838), (602, 32419), (731, 26698), (1462, 13349), (1907, 10234), (3814, 5117)]