19588005

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 35582976

約数和(自身を除く): 15994971

約数列:

[1, 3, 5, 9, 15, 43, 45, 53, 129, 159, 191, 215, 265, 387, 477, 573, 645, 795, 955, 1719, 1935, 2279, 2385, 2865, 6837, 8213, 8595, 10123, 11395, 20511, 24639, 30369, 34185, 41065, 50615, 73917, 91107, 102555, 123195, 151845, 369585, 435289, 455535, 1305867, 2176445, 3917601, 6529335, 19588005]

約数ペア:

[(1, 19588005), (3, 6529335), (5, 3917601), (9, 2176445), (15, 1305867), (43, 455535), (45, 435289), (53, 369585), (129, 151845), (159, 123195), (191, 102555), (215, 91107), (265, 73917), (387, 50615), (477, 41065), (573, 34185), (645, 30369), (795, 24639), (955, 20511), (1719, 11395), (1935, 10123), (2279, 8595), (2385, 8213), (2865, 6837)]