18365730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{619}}^1$

素因数の和:695

約数の個数: 64

約数和(自身を含む): 47139840

約数和(自身を除く): 28774110

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 43, 46, 69, 86, 115, 129, 138, 215, 230, 258, 345, 430, 619, 645, 690, 989, 1238, 1290, 1857, 1978, 2967, 3095, 3714, 4945, 5934, 6190, 9285, 9890, 14237, 14835, 18570, 26617, 28474, 29670, 42711, 53234, 71185, 79851, 85422, 133085, 142370, 159702, 213555, 266170, 399255, 427110, 612191, 798510, 1224382, 1836573, 3060955, 3673146, 6121910, 9182865, 18365730]

約数ペア:

[(1, 18365730), (2, 9182865), (3, 6121910), (5, 3673146), (6, 3060955), (10, 1836573), (15, 1224382), (23, 798510), (30, 612191), (43, 427110), (46, 399255), (69, 266170), (86, 213555), (115, 159702), (129, 142370), (138, 133085), (215, 85422), (230, 79851), (258, 71185), (345, 53234), (430, 42711), (619, 29670), (645, 28474), (690, 26617), (989, 18570), (1238, 14835), (1290, 14237), (1857, 9890), (1978, 9285), (2967, 6190), (3095, 5934), (3714, 4945)]