18253746

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{277}}^1\times {\mathrm{523}}^1$

素因数の和:815

約数の個数: 48

約数和(自身を含む): 45449664

約数和(自身を除く): 27195918

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 277, 523, 554, 831, 1046, 1569, 1662, 1939, 2493, 3138, 3661, 3878, 4707, 4986, 5817, 7322, 9414, 10983, 11634, 17451, 21966, 32949, 34902, 65898, 144871, 289742, 434613, 869226, 1014097, 1303839, 2028194, 2607678, 3042291, 6084582, 9126873, 18253746]

約数ペア:

[(1, 18253746), (2, 9126873), (3, 6084582), (6, 3042291), (7, 2607678), (9, 2028194), (14, 1303839), (18, 1014097), (21, 869226), (42, 434613), (63, 289742), (126, 144871), (277, 65898), (523, 34902), (554, 32949), (831, 21966), (1046, 17451), (1569, 11634), (1662, 10983), (1939, 9414), (2493, 7322), (3138, 5817), (3661, 4986), (3878, 4707)]