18540676

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3541}}^1$

素因数の和:3580

約数の個数: 48

約数和(自身を含む): 42844032

約数和(自身を除く): 24303356

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 68, 77, 119, 154, 187, 238, 308, 374, 476, 748, 1309, 2618, 3541, 5236, 7082, 14164, 24787, 38951, 49574, 60197, 77902, 99148, 120394, 155804, 240788, 272657, 421379, 545314, 662167, 842758, 1090628, 1324334, 1685516, 2648668, 4635169, 9270338, 18540676]

約数ペア:

[(1, 18540676), (2, 9270338), (4, 4635169), (7, 2648668), (11, 1685516), (14, 1324334), (17, 1090628), (22, 842758), (28, 662167), (34, 545314), (44, 421379), (68, 272657), (77, 240788), (119, 155804), (154, 120394), (187, 99148), (238, 77902), (308, 60197), (374, 49574), (476, 38951), (748, 24787), (1309, 14164), (2618, 7082), (3541, 5236)]