18958920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157991}}^1$

素因数の和:158005

約数の個数: 32

約数和(自身を含む): 56877120

約数和(自身を除く): 37918200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157991, 315982, 473973, 631964, 789955, 947946, 1263928, 1579910, 1895892, 2369865, 3159820, 3791784, 4739730, 6319640, 9479460, 18958920]

約数ペア:

[(1, 18958920), (2, 9479460), (3, 6319640), (4, 4739730), (5, 3791784), (6, 3159820), (8, 2369865), (10, 1895892), (12, 1579910), (15, 1263928), (20, 947946), (24, 789955), (30, 631964), (40, 473973), (60, 315982), (120, 157991)]