18001452

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{223}}^1$

素因数の和:299

約数の個数: 72

約数和(自身を含む): 49824768

約数和(自身を除く): 31823316

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 223, 372, 434, 446, 651, 669, 868, 892, 961, 1302, 1338, 1561, 1922, 2604, 2676, 2883, 3122, 3844, 4683, 5766, 6244, 6727, 6913, 9366, 11532, 13454, 13826, 18732, 20181, 20739, 26908, 27652, 40362, 41478, 48391, 80724, 82956, 96782, 145173, 193564, 214303, 290346, 428606, 580692, 642909, 857212, 1285818, 1500121, 2571636, 3000242, 4500363, 6000484, 9000726, 18001452]

約数ペア:

[(1, 18001452), (2, 9000726), (3, 6000484), (4, 4500363), (6, 3000242), (7, 2571636), (12, 1500121), (14, 1285818), (21, 857212), (28, 642909), (31, 580692), (42, 428606), (62, 290346), (84, 214303), (93, 193564), (124, 145173), (186, 96782), (217, 82956), (223, 80724), (372, 48391), (434, 41478), (446, 40362), (651, 27652), (669, 26908), (868, 20739), (892, 20181), (961, 18732), (1302, 13826), (1338, 13454), (1561, 11532), (1922, 9366), (2604, 6913), (2676, 6727), (2883, 6244), (3122, 5766), (3844, 4683)]