1818888948

素因数分解:

$2^2\times 3^2\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{3529}}^1$

素因数の和:3781

約数の個数: 72

約数和(自身を含む): 4677108800

約数和(自身を除く): 2858219852

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 103, 139, 206, 278, 309, 412, 417, 556, 618, 834, 927, 1236, 1251, 1668, 1854, 2502, 3529, 3708, 5004, 7058, 10587, 14116, 14317, 21174, 28634, 31761, 42348, 42951, 57268, 63522, 85902, 127044, 128853, 171804, 257706, 363487, 490531, 515412, 726974, 981062, 1090461, 1453948, 1471593, 1962124, 2180922, 2943186, 3271383, 4361844, 4414779, 5886372, 6542766, 8829558, 13085532, 17659116, 50524693, 101049386, 151574079, 202098772, 303148158, 454722237, 606296316, 909444474, 1818888948]

約数ペア:

[(1, 1818888948), (2, 909444474), (3, 606296316), (4, 454722237), (6, 303148158), (9, 202098772), (12, 151574079), (18, 101049386), (36, 50524693), (103, 17659116), (139, 13085532), (206, 8829558), (278, 6542766), (309, 5886372), (412, 4414779), (417, 4361844), (556, 3271383), (618, 2943186), (834, 2180922), (927, 1962124), (1236, 1471593), (1251, 1453948), (1668, 1090461), (1854, 981062), (2502, 726974), (3529, 515412), (3708, 490531), (5004, 363487), (7058, 257706), (10587, 171804), (14116, 128853), (14317, 127044), (21174, 85902), (28634, 63522), (31761, 57268), (42348, 42951)]