19905396

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{10303}}^1$

素因数の和:10340

約数の個数: 48

約数和(自身を含む): 55394304

約数和(自身を除く): 35488908

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 84, 92, 138, 161, 276, 322, 483, 644, 966, 1932, 10303, 20606, 30909, 41212, 61818, 72121, 123636, 144242, 216363, 236969, 288484, 432726, 473938, 710907, 865452, 947876, 1421814, 1658783, 2843628, 3317566, 4976349, 6635132, 9952698, 19905396]

約数ペア:

[(1, 19905396), (2, 9952698), (3, 6635132), (4, 4976349), (6, 3317566), (7, 2843628), (12, 1658783), (14, 1421814), (21, 947876), (23, 865452), (28, 710907), (42, 473938), (46, 432726), (69, 288484), (84, 236969), (92, 216363), (138, 144242), (161, 123636), (276, 72121), (322, 61818), (483, 41212), (644, 30909), (966, 20606), (1932, 10303)]