18293220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9239}}^1$

素因数の和:9265

約数の個数: 72

約数和(自身を含む): 60540480

約数和(自身を除く): 42247260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 9239, 18478, 27717, 36956, 46195, 55434, 83151, 92390, 101629, 110868, 138585, 166302, 184780, 203258, 277170, 304887, 332604, 406516, 415755, 508145, 554340, 609774, 831510, 914661, 1016290, 1219548, 1524435, 1663020, 1829322, 2032580, 3048870, 3658644, 4573305, 6097740, 9146610, 18293220]

約数ペア:

[(1, 18293220), (2, 9146610), (3, 6097740), (4, 4573305), (5, 3658644), (6, 3048870), (9, 2032580), (10, 1829322), (11, 1663020), (12, 1524435), (15, 1219548), (18, 1016290), (20, 914661), (22, 831510), (30, 609774), (33, 554340), (36, 508145), (44, 415755), (45, 406516), (55, 332604), (60, 304887), (66, 277170), (90, 203258), (99, 184780), (110, 166302), (132, 138585), (165, 110868), (180, 101629), (198, 92390), (220, 83151), (330, 55434), (396, 46195), (495, 36956), (660, 27717), (990, 18478), (1980, 9239)]