18397020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:247

約数の個数: 96

約数和(自身を含む): 54331200

約数和(自身を除く): 35934180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 97, 109, 116, 145, 174, 194, 218, 290, 291, 327, 348, 388, 435, 436, 485, 545, 580, 582, 654, 870, 970, 1090, 1164, 1308, 1455, 1635, 1740, 1940, 2180, 2813, 2910, 3161, 3270, 5626, 5820, 6322, 6540, 8439, 9483, 10573, 11252, 12644, 14065, 15805, 16878, 18966, 21146, 28130, 31610, 31719, 33756, 37932, 42195, 42292, 47415, 52865, 56260, 63220, 63438, 84390, 94830, 105730, 126876, 158595, 168780, 189660, 211460, 306617, 317190, 613234, 634380, 919851, 1226468, 1533085, 1839702, 3066170, 3679404, 4599255, 6132340, 9198510, 18397020]

約数ペア:

[(1, 18397020), (2, 9198510), (3, 6132340), (4, 4599255), (5, 3679404), (6, 3066170), (10, 1839702), (12, 1533085), (15, 1226468), (20, 919851), (29, 634380), (30, 613234), (58, 317190), (60, 306617), (87, 211460), (97, 189660), (109, 168780), (116, 158595), (145, 126876), (174, 105730), (194, 94830), (218, 84390), (290, 63438), (291, 63220), (327, 56260), (348, 52865), (388, 47415), (435, 42292), (436, 42195), (485, 37932), (545, 33756), (580, 31719), (582, 31610), (654, 28130), (870, 21146), (970, 18966), (1090, 16878), (1164, 15805), (1308, 14065), (1455, 12644), (1635, 11252), (1740, 10573), (1940, 9483), (2180, 8439), (2813, 6540), (2910, 6322), (3161, 5820), (3270, 5626)]