18396780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{13331}}^1$

素因数の和:13366

約数の個数: 48

約数和(自身を含む): 53754624

約数和(自身を除く): 35357844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 13331, 26662, 39993, 53324, 66655, 79986, 133310, 159972, 199965, 266620, 306613, 399930, 613226, 799860, 919839, 1226452, 1533065, 1839678, 3066130, 3679356, 4599195, 6132260, 9198390, 18396780]

約数ペア:

[(1, 18396780), (2, 9198390), (3, 6132260), (4, 4599195), (5, 3679356), (6, 3066130), (10, 1839678), (12, 1533065), (15, 1226452), (20, 919839), (23, 799860), (30, 613226), (46, 399930), (60, 306613), (69, 266620), (92, 199965), (115, 159972), (138, 133310), (230, 79986), (276, 66655), (345, 53324), (460, 39993), (690, 26662), (1380, 13331)]