19019308

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61751}}^1$

素因数の和:61773

約数の個数: 24

約数和(自身を含む): 41497344

約数和(自身を除く): 22478036

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 61751, 123502, 247004, 432257, 679261, 864514, 1358522, 1729028, 2717044, 4754827, 9509654, 19019308]

約数ペア:

[(1, 19019308), (2, 9509654), (4, 4754827), (7, 2717044), (11, 1729028), (14, 1358522), (22, 864514), (28, 679261), (44, 432257), (77, 247004), (154, 123502), (308, 61751)]