18419408

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:204

約数の個数: 80

約数和(自身を含む): 43390080

約数和(自身を除く): 24970672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 53, 56, 58, 106, 107, 112, 116, 203, 212, 214, 232, 371, 406, 424, 428, 464, 742, 749, 812, 848, 856, 1484, 1498, 1537, 1624, 1712, 2968, 2996, 3074, 3103, 3248, 5671, 5936, 5992, 6148, 6206, 10759, 11342, 11984, 12296, 12412, 21518, 21721, 22684, 24592, 24824, 39697, 43036, 43442, 45368, 49648, 79394, 86072, 86884, 90736, 158788, 164459, 172144, 173768, 317576, 328918, 347536, 635152, 657836, 1151213, 1315672, 2302426, 2631344, 4604852, 9209704, 18419408]

約数ペア:

[(1, 18419408), (2, 9209704), (4, 4604852), (7, 2631344), (8, 2302426), (14, 1315672), (16, 1151213), (28, 657836), (29, 635152), (53, 347536), (56, 328918), (58, 317576), (106, 173768), (107, 172144), (112, 164459), (116, 158788), (203, 90736), (212, 86884), (214, 86072), (232, 79394), (371, 49648), (406, 45368), (424, 43442), (428, 43036), (464, 39697), (742, 24824), (749, 24592), (812, 22684), (848, 21721), (856, 21518), (1484, 12412), (1498, 12296), (1537, 11984), (1624, 11342), (1712, 10759), (2968, 6206), (2996, 6148), (3074, 5992), (3103, 5936), (3248, 5671)]