20370828

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1637}}^1$

素因数の和:1722

約数の個数: 48

約数和(自身を含む): 51184224

約数和(自身を除く): 30813396

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 61, 68, 102, 122, 183, 204, 244, 366, 732, 1037, 1637, 2074, 3111, 3274, 4148, 4911, 6222, 6548, 9822, 12444, 19644, 27829, 55658, 83487, 99857, 111316, 166974, 199714, 299571, 333948, 399428, 599142, 1198284, 1697569, 3395138, 5092707, 6790276, 10185414, 20370828]

約数ペア:

[(1, 20370828), (2, 10185414), (3, 6790276), (4, 5092707), (6, 3395138), (12, 1697569), (17, 1198284), (34, 599142), (51, 399428), (61, 333948), (68, 299571), (102, 199714), (122, 166974), (183, 111316), (204, 99857), (244, 83487), (366, 55658), (732, 27829), (1037, 19644), (1637, 12444), (2074, 9822), (3111, 6548), (3274, 6222), (4148, 4911)]