18885912

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1129}}^1$

素因数の和:1196

約数の個数: 64

約数和(自身を含む): 51256800

約数和(自身を除く): 32370888

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 41, 51, 68, 82, 102, 123, 136, 164, 204, 246, 328, 408, 492, 697, 984, 1129, 1394, 2091, 2258, 2788, 3387, 4182, 4516, 5576, 6774, 8364, 9032, 13548, 16728, 19193, 27096, 38386, 46289, 57579, 76772, 92578, 115158, 138867, 153544, 185156, 230316, 277734, 370312, 460632, 555468, 786913, 1110936, 1573826, 2360739, 3147652, 4721478, 6295304, 9442956, 18885912]

約数ペア:

[(1, 18885912), (2, 9442956), (3, 6295304), (4, 4721478), (6, 3147652), (8, 2360739), (12, 1573826), (17, 1110936), (24, 786913), (34, 555468), (41, 460632), (51, 370312), (68, 277734), (82, 230316), (102, 185156), (123, 153544), (136, 138867), (164, 115158), (204, 92578), (246, 76772), (328, 57579), (408, 46289), (492, 38386), (697, 27096), (984, 19193), (1129, 16728), (1394, 13548), (2091, 9032), (2258, 8364), (2788, 6774), (3387, 5576), (4182, 4516)]