19193028156

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{389}}^1\times {\mathrm{31873}}^1$

素因数の和:32315

約数の個数: 72

約数和(自身を含む): 49773163440

約数和(自身を除く): 30580135284

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 389, 516, 774, 778, 1167, 1548, 1556, 2334, 3501, 4668, 7002, 14004, 16727, 31873, 33454, 50181, 63746, 66908, 95619, 100362, 127492, 150543, 191238, 200724, 286857, 301086, 382476, 573714, 602172, 1147428, 1370539, 2741078, 4111617, 5482156, 8223234, 12334851, 12398597, 16446468, 24669702, 24797194, 37195791, 49339404, 49594388, 74391582, 111587373, 148783164, 223174746, 446349492, 533139671, 1066279342, 1599419013, 2132558684, 3198838026, 4798257039, 6397676052, 9596514078, 19193028156]

約数ペア:

[(1, 19193028156), (2, 9596514078), (3, 6397676052), (4, 4798257039), (6, 3198838026), (9, 2132558684), (12, 1599419013), (18, 1066279342), (36, 533139671), (43, 446349492), (86, 223174746), (129, 148783164), (172, 111587373), (258, 74391582), (387, 49594388), (389, 49339404), (516, 37195791), (774, 24797194), (778, 24669702), (1167, 16446468), (1548, 12398597), (1556, 12334851), (2334, 8223234), (3501, 5482156), (4668, 4111617), (7002, 2741078), (14004, 1370539), (16727, 1147428), (31873, 602172), (33454, 573714), (50181, 382476), (63746, 301086), (66908, 286857), (95619, 200724), (100362, 191238), (127492, 150543)]