16751540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3391}}^1$

素因数の和:3432

約数の個数: 48

約数和(自身を含む): 39889920

約数和(自身を除く): 23138380

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 3391, 4940, 6782, 13564, 16955, 33910, 44083, 64429, 67820, 88166, 128858, 176332, 220415, 257716, 322145, 440830, 644290, 837577, 881660, 1288580, 1675154, 3350308, 4187885, 8375770, 16751540]

約数ペア:

[(1, 16751540), (2, 8375770), (4, 4187885), (5, 3350308), (10, 1675154), (13, 1288580), (19, 881660), (20, 837577), (26, 644290), (38, 440830), (52, 322145), (65, 257716), (76, 220415), (95, 176332), (130, 128858), (190, 88166), (247, 67820), (260, 64429), (380, 44083), (494, 33910), (988, 16955), (1235, 13564), (2470, 6782), (3391, 4940)]