19559176

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{401}}^1$

素因数の和:494

約数の個数: 64

約数和(自身を含む): 45924480

約数和(自身を除く): 26365304

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 67, 91, 104, 134, 182, 268, 364, 401, 469, 536, 728, 802, 871, 938, 1604, 1742, 1876, 2807, 3208, 3484, 3752, 5213, 5614, 6097, 6968, 10426, 11228, 12194, 20852, 22456, 24388, 26867, 36491, 41704, 48776, 53734, 72982, 107468, 145964, 188069, 214936, 291928, 349271, 376138, 698542, 752276, 1397084, 1504552, 2444897, 2794168, 4889794, 9779588, 19559176]

約数ペア:

[(1, 19559176), (2, 9779588), (4, 4889794), (7, 2794168), (8, 2444897), (13, 1504552), (14, 1397084), (26, 752276), (28, 698542), (52, 376138), (56, 349271), (67, 291928), (91, 214936), (104, 188069), (134, 145964), (182, 107468), (268, 72982), (364, 53734), (401, 48776), (469, 41704), (536, 36491), (728, 26867), (802, 24388), (871, 22456), (938, 20852), (1604, 12194), (1742, 11228), (1876, 10426), (2807, 6968), (3208, 6097), (3484, 5614), (3752, 5213)]