18565218

素因数分解:

$2^1\times 3^2\times 7^3\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:157

約数の個数: 96

約数和(自身を含む): 48921600

約数和(自身を除く): 30356382

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 49, 62, 63, 93, 97, 98, 126, 147, 186, 194, 217, 279, 291, 294, 343, 434, 441, 558, 582, 651, 679, 686, 873, 882, 1029, 1302, 1358, 1519, 1746, 1953, 2037, 2058, 3007, 3038, 3087, 3906, 4074, 4557, 4753, 6014, 6111, 6174, 9021, 9114, 9506, 10633, 12222, 13671, 14259, 18042, 21049, 21266, 27063, 27342, 28518, 31899, 33271, 42098, 42777, 54126, 63147, 63798, 66542, 85554, 95697, 99813, 126294, 147343, 189441, 191394, 199626, 294686, 299439, 378882, 442029, 598878, 884058, 1031401, 1326087, 2062802, 2652174, 3094203, 6188406, 9282609, 18565218]

約数ペア:

[(1, 18565218), (2, 9282609), (3, 6188406), (6, 3094203), (7, 2652174), (9, 2062802), (14, 1326087), (18, 1031401), (21, 884058), (31, 598878), (42, 442029), (49, 378882), (62, 299439), (63, 294686), (93, 199626), (97, 191394), (98, 189441), (126, 147343), (147, 126294), (186, 99813), (194, 95697), (217, 85554), (279, 66542), (291, 63798), (294, 63147), (343, 54126), (434, 42777), (441, 42098), (558, 33271), (582, 31899), (651, 28518), (679, 27342), (686, 27063), (873, 21266), (882, 21049), (1029, 18042), (1302, 14259), (1358, 13671), (1519, 12222), (1746, 10633), (1953, 9506), (2037, 9114), (2058, 9021), (3007, 6174), (3038, 6111), (3087, 6014), (3906, 4753), (4074, 4557)]