19007694

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:325

約数の個数: 48

約数和(自身を含む): 42456960

約数和(自身を除く): 23449266

約数列:

[1, 2, 3, 6, 9, 18, 71, 107, 139, 142, 213, 214, 278, 321, 417, 426, 639, 642, 834, 963, 1251, 1278, 1926, 2502, 7597, 9869, 14873, 15194, 19738, 22791, 29607, 29746, 44619, 45582, 59214, 68373, 88821, 89238, 133857, 136746, 177642, 267714, 1055983, 2111966, 3167949, 6335898, 9503847, 19007694]

約数ペア:

[(1, 19007694), (2, 9503847), (3, 6335898), (6, 3167949), (9, 2111966), (18, 1055983), (71, 267714), (107, 177642), (139, 136746), (142, 133857), (213, 89238), (214, 88821), (278, 68373), (321, 59214), (417, 45582), (426, 44619), (639, 29746), (642, 29607), (834, 22791), (963, 19738), (1251, 15194), (1278, 14873), (1926, 9869), (2502, 7597)]