20180920374

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{150431}}^1$

素因数の和:150725

約数の個数: 48

約数和(自身を含む): 45409403520

約数和(自身を除く): 25228483146

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 257, 261, 514, 522, 771, 1542, 2313, 4626, 7453, 14906, 22359, 44718, 67077, 134154, 150431, 300862, 451293, 902586, 1353879, 2707758, 4362499, 8724998, 13087497, 26174994, 38660767, 39262491, 77321534, 78524982, 115982301, 231964602, 347946903, 695893806, 1121162243, 2242324486, 3363486729, 6726973458, 10090460187, 20180920374]

約数ペア:

[(1, 20180920374), (2, 10090460187), (3, 6726973458), (6, 3363486729), (9, 2242324486), (18, 1121162243), (29, 695893806), (58, 347946903), (87, 231964602), (174, 115982301), (257, 78524982), (261, 77321534), (514, 39262491), (522, 38660767), (771, 26174994), (1542, 13087497), (2313, 8724998), (4626, 4362499), (7453, 2707758), (14906, 1353879), (22359, 902586), (44718, 451293), (67077, 300862), (134154, 150431)]