18796620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{523}}^1\times {\mathrm{599}}^1$

素因数の和:1134

約数の個数: 48

約数和(自身を含む): 52819200

約数和(自身を除く): 34022580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 523, 599, 1046, 1198, 1569, 1797, 2092, 2396, 2615, 2995, 3138, 3594, 5230, 5990, 6276, 7188, 7845, 8985, 10460, 11980, 15690, 17970, 31380, 35940, 313277, 626554, 939831, 1253108, 1566385, 1879662, 3132770, 3759324, 4699155, 6265540, 9398310, 18796620]

約数ペア:

[(1, 18796620), (2, 9398310), (3, 6265540), (4, 4699155), (5, 3759324), (6, 3132770), (10, 1879662), (12, 1566385), (15, 1253108), (20, 939831), (30, 626554), (60, 313277), (523, 35940), (599, 31380), (1046, 17970), (1198, 15690), (1569, 11980), (1797, 10460), (2092, 8985), (2396, 7845), (2615, 7188), (2995, 6276), (3138, 5990), (3594, 5230)]