19499571858

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{198251}}^1$

素因数の和:198379

約数の個数: 48

約数和(自身を含む): 42665416416

約数和(自身を除く): 23165844558

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 97, 169, 194, 291, 338, 507, 582, 1014, 1261, 2522, 3783, 7566, 16393, 32786, 49179, 98358, 198251, 396502, 594753, 1189506, 2577263, 5154526, 7731789, 15463578, 19230347, 33504419, 38460694, 57691041, 67008838, 100513257, 115382082, 201026514, 249994511, 499989022, 749983533, 1499967066, 3249928643, 6499857286, 9749785929, 19499571858]

約数ペア:

[(1, 19499571858), (2, 9749785929), (3, 6499857286), (6, 3249928643), (13, 1499967066), (26, 749983533), (39, 499989022), (78, 249994511), (97, 201026514), (169, 115382082), (194, 100513257), (291, 67008838), (338, 57691041), (507, 38460694), (582, 33504419), (1014, 19230347), (1261, 15463578), (2522, 7731789), (3783, 5154526), (7566, 2577263), (16393, 1189506), (32786, 594753), (49179, 396502), (98358, 198251)]