18523740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1$

素因数の和:499

約数の個数: 96

約数和(自身を含む): 55996416

約数和(自身を除く): 37472676

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 31, 46, 60, 62, 69, 92, 93, 115, 124, 138, 155, 186, 230, 276, 310, 345, 372, 433, 460, 465, 620, 690, 713, 866, 930, 1299, 1380, 1426, 1732, 1860, 2139, 2165, 2598, 2852, 3565, 4278, 4330, 5196, 6495, 7130, 8556, 8660, 9959, 10695, 12990, 13423, 14260, 19918, 21390, 25980, 26846, 29877, 39836, 40269, 42780, 49795, 53692, 59754, 67115, 80538, 99590, 119508, 134230, 149385, 161076, 199180, 201345, 268460, 298770, 308729, 402690, 597540, 617458, 805380, 926187, 1234916, 1543645, 1852374, 3087290, 3704748, 4630935, 6174580, 9261870, 18523740]

約数ペア:

[(1, 18523740), (2, 9261870), (3, 6174580), (4, 4630935), (5, 3704748), (6, 3087290), (10, 1852374), (12, 1543645), (15, 1234916), (20, 926187), (23, 805380), (30, 617458), (31, 597540), (46, 402690), (60, 308729), (62, 298770), (69, 268460), (92, 201345), (93, 199180), (115, 161076), (124, 149385), (138, 134230), (155, 119508), (186, 99590), (230, 80538), (276, 67115), (310, 59754), (345, 53692), (372, 49795), (433, 42780), (460, 40269), (465, 39836), (620, 29877), (690, 26846), (713, 25980), (866, 21390), (930, 19918), (1299, 14260), (1380, 13423), (1426, 12990), (1732, 10695), (1860, 9959), (2139, 8660), (2165, 8556), (2598, 7130), (2852, 6495), (3565, 5196), (4278, 4330)]