18022340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1$

素因数の和:261

約数の個数: 96

約数和(自身を含む): 46932480

約数和(自身を除く): 28910140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 29, 35, 46, 58, 70, 92, 115, 116, 140, 145, 161, 193, 203, 230, 290, 322, 386, 406, 460, 580, 644, 667, 772, 805, 812, 965, 1015, 1334, 1351, 1610, 1930, 2030, 2668, 2702, 3220, 3335, 3860, 4060, 4439, 4669, 5404, 5597, 6670, 6755, 8878, 9338, 11194, 13340, 13510, 17756, 18676, 22195, 22388, 23345, 27020, 27985, 31073, 39179, 44390, 46690, 55970, 62146, 78358, 88780, 93380, 111940, 124292, 128731, 155365, 156716, 195895, 257462, 310730, 391790, 514924, 621460, 643655, 783580, 901117, 1287310, 1802234, 2574620, 3604468, 4505585, 9011170, 18022340]

約数ペア:

[(1, 18022340), (2, 9011170), (4, 4505585), (5, 3604468), (7, 2574620), (10, 1802234), (14, 1287310), (20, 901117), (23, 783580), (28, 643655), (29, 621460), (35, 514924), (46, 391790), (58, 310730), (70, 257462), (92, 195895), (115, 156716), (116, 155365), (140, 128731), (145, 124292), (161, 111940), (193, 93380), (203, 88780), (230, 78358), (290, 62146), (322, 55970), (386, 46690), (406, 44390), (460, 39179), (580, 31073), (644, 27985), (667, 27020), (772, 23345), (805, 22388), (812, 22195), (965, 18676), (1015, 17756), (1334, 13510), (1351, 13340), (1610, 11194), (1930, 9338), (2030, 8878), (2668, 6755), (2702, 6670), (3220, 5597), (3335, 5404), (3860, 4669), (4060, 4439)]