18958620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{315977}}^1$

素因数の和:315989

約数の個数: 24

約数和(自身を含む): 53084304

約数和(自身を除く): 34125684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 315977, 631954, 947931, 1263908, 1579885, 1895862, 3159770, 3791724, 4739655, 6319540, 9479310, 18958620]

約数ペア:

[(1, 18958620), (2, 9479310), (3, 6319540), (4, 4739655), (5, 3791724), (6, 3159770), (10, 1895862), (12, 1579885), (15, 1263908), (20, 947931), (30, 631954), (60, 315977)]