18183870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{6967}}^1$

素因数の和:7009

約数の個数: 48

約数和(自身を含む): 48915360

約数和(自身を除く): 30731490

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 870, 1305, 2610, 6967, 13934, 20901, 34835, 41802, 62703, 69670, 104505, 125406, 202043, 209010, 313515, 404086, 606129, 627030, 1010215, 1212258, 1818387, 2020430, 3030645, 3636774, 6061290, 9091935, 18183870]

約数ペア:

[(1, 18183870), (2, 9091935), (3, 6061290), (5, 3636774), (6, 3030645), (9, 2020430), (10, 1818387), (15, 1212258), (18, 1010215), (29, 627030), (30, 606129), (45, 404086), (58, 313515), (87, 209010), (90, 202043), (145, 125406), (174, 104505), (261, 69670), (290, 62703), (435, 41802), (522, 34835), (870, 20901), (1305, 13934), (2610, 6967)]