19773810

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{31387}}^1$

素因数の和:31407

約数の個数: 48

約数和(自身を含む): 58758336

約数和(自身を除く): 38984526

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 31387, 62774, 94161, 156935, 188322, 219709, 282483, 313870, 439418, 470805, 564966, 659127, 941610, 1098545, 1318254, 1412415, 1977381, 2197090, 2824830, 3295635, 3954762, 6591270, 9886905, 19773810]

約数ペア:

[(1, 19773810), (2, 9886905), (3, 6591270), (5, 3954762), (6, 3295635), (7, 2824830), (9, 2197090), (10, 1977381), (14, 1412415), (15, 1318254), (18, 1098545), (21, 941610), (30, 659127), (35, 564966), (42, 470805), (45, 439418), (63, 313870), (70, 282483), (90, 219709), (105, 188322), (126, 156935), (210, 94161), (315, 62774), (630, 31387)]