18507804

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2789}}^1$

素因数の和:2882

約数の個数: 48

約数和(自身を含む): 49996800

約数和(自身を除く): 31488996

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 79, 84, 158, 237, 316, 474, 553, 948, 1106, 1659, 2212, 2789, 3318, 5578, 6636, 8367, 11156, 16734, 19523, 33468, 39046, 58569, 78092, 117138, 220331, 234276, 440662, 660993, 881324, 1321986, 1542317, 2643972, 3084634, 4626951, 6169268, 9253902, 18507804]

約数ペア:

[(1, 18507804), (2, 9253902), (3, 6169268), (4, 4626951), (6, 3084634), (7, 2643972), (12, 1542317), (14, 1321986), (21, 881324), (28, 660993), (42, 440662), (79, 234276), (84, 220331), (158, 117138), (237, 78092), (316, 58569), (474, 39046), (553, 33468), (948, 19523), (1106, 16734), (1659, 11156), (2212, 8367), (2789, 6636), (3318, 5578)]