18355860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101977}}^1$

素因数の和:101992

約数の個数: 36

約数和(自身を含む): 55679988

約数和(自身を除く): 37324128

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 101977, 203954, 305931, 407908, 509885, 611862, 917793, 1019770, 1223724, 1529655, 1835586, 2039540, 3059310, 3671172, 4588965, 6118620, 9177930, 18355860]

約数ペア:

[(1, 18355860), (2, 9177930), (3, 6118620), (4, 4588965), (5, 3671172), (6, 3059310), (9, 2039540), (10, 1835586), (12, 1529655), (15, 1223724), (18, 1019770), (20, 917793), (30, 611862), (36, 509885), (45, 407908), (60, 305931), (90, 203954), (180, 101977)]