18419394

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:140

約数の個数: 96

約数和(自身を含む): 46227456

約数和(自身を除く): 27808062

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 43, 47, 49, 62, 86, 93, 94, 98, 129, 141, 147, 186, 217, 258, 282, 294, 301, 329, 434, 602, 651, 658, 903, 987, 1302, 1333, 1457, 1519, 1806, 1974, 2021, 2107, 2303, 2666, 2914, 3038, 3999, 4042, 4214, 4371, 4557, 4606, 6063, 6321, 6909, 7998, 8742, 9114, 9331, 10199, 12126, 12642, 13818, 14147, 18662, 20398, 27993, 28294, 30597, 42441, 55986, 61194, 62651, 65317, 71393, 84882, 99029, 125302, 130634, 142786, 187953, 195951, 198058, 214179, 297087, 375906, 391902, 428358, 438557, 594174, 877114, 1315671, 2631342, 3069899, 6139798, 9209697, 18419394]

約数ペア:

[(1, 18419394), (2, 9209697), (3, 6139798), (6, 3069899), (7, 2631342), (14, 1315671), (21, 877114), (31, 594174), (42, 438557), (43, 428358), (47, 391902), (49, 375906), (62, 297087), (86, 214179), (93, 198058), (94, 195951), (98, 187953), (129, 142786), (141, 130634), (147, 125302), (186, 99029), (217, 84882), (258, 71393), (282, 65317), (294, 62651), (301, 61194), (329, 55986), (434, 42441), (602, 30597), (651, 28294), (658, 27993), (903, 20398), (987, 18662), (1302, 14147), (1333, 13818), (1457, 12642), (1519, 12126), (1806, 10199), (1974, 9331), (2021, 9114), (2107, 8742), (2303, 7998), (2666, 6909), (2914, 6321), (3038, 6063), (3999, 4606), (4042, 4557), (4214, 4371)]