2013181758

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{139}}^1\times {\mathrm{16421}}^1$

素因数の和:16582

約数の個数: 72

約数和(自身を含む): 5110854840

約数和(自身を除く): 3097673082

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 139, 147, 278, 294, 417, 441, 834, 882, 973, 1251, 1946, 2502, 2919, 5838, 6811, 8757, 13622, 16421, 17514, 20433, 32842, 40866, 49263, 61299, 98526, 114947, 122598, 147789, 229894, 295578, 344841, 689682, 804629, 1034523, 1609258, 2069046, 2282519, 2413887, 4565038, 4827774, 6847557, 7241661, 13695114, 14483322, 15977633, 20542671, 31955266, 41085342, 47932899, 95865798, 111843431, 143798697, 223686862, 287597394, 335530293, 671060586, 1006590879, 2013181758]

約数ペア:

[(1, 2013181758), (2, 1006590879), (3, 671060586), (6, 335530293), (7, 287597394), (9, 223686862), (14, 143798697), (18, 111843431), (21, 95865798), (42, 47932899), (49, 41085342), (63, 31955266), (98, 20542671), (126, 15977633), (139, 14483322), (147, 13695114), (278, 7241661), (294, 6847557), (417, 4827774), (441, 4565038), (834, 2413887), (882, 2282519), (973, 2069046), (1251, 1609258), (1946, 1034523), (2502, 804629), (2919, 689682), (5838, 344841), (6811, 295578), (8757, 229894), (13622, 147789), (16421, 122598), (17514, 114947), (20433, 98526), (32842, 61299), (40866, 49263)]