19456620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{613}}^1$

素因数の和:671

約数の個数: 72

約数和(自身を含む): 57043056

約数和(自身を除く): 37586436

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, 529, 613, 690, 1058, 1226, 1380, 1587, 1839, 2116, 2452, 2645, 3065, 3174, 3678, 5290, 6130, 6348, 7356, 7935, 9195, 10580, 12260, 14099, 15870, 18390, 28198, 31740, 36780, 42297, 56396, 70495, 84594, 140990, 169188, 211485, 281980, 324277, 422970, 648554, 845940, 972831, 1297108, 1621385, 1945662, 3242770, 3891324, 4864155, 6485540, 9728310, 19456620]

約数ペア:

[(1, 19456620), (2, 9728310), (3, 6485540), (4, 4864155), (5, 3891324), (6, 3242770), (10, 1945662), (12, 1621385), (15, 1297108), (20, 972831), (23, 845940), (30, 648554), (46, 422970), (60, 324277), (69, 281980), (92, 211485), (115, 169188), (138, 140990), (230, 84594), (276, 70495), (345, 56396), (460, 42297), (529, 36780), (613, 31740), (690, 28198), (1058, 18390), (1226, 15870), (1380, 14099), (1587, 12260), (1839, 10580), (2116, 9195), (2452, 7935), (2645, 7356), (3065, 6348), (3174, 6130), (3678, 5290)]