20168020908

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{5749}}^1\times {\mathrm{13921}}^1$

素因数の和:19687

約数の個数: 72

約数和(自身を含む): 58277492000

約数和(自身を除く): 38109471092

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 5749, 11498, 13921, 17247, 22996, 27842, 34494, 40243, 41763, 51741, 55684, 68988, 80486, 83526, 97447, 103482, 120729, 125289, 160972, 167052, 194894, 206964, 241458, 250578, 292341, 362187, 389788, 482916, 501156, 584682, 724374, 877023, 1169364, 1448748, 1754046, 3508092, 80031829, 160063658, 240095487, 320127316, 480190974, 560222803, 720286461, 960381948, 1120445606, 1440572922, 1680668409, 2240891212, 2881145844, 3361336818, 5042005227, 6722673636, 10084010454, 20168020908]

約数ペア:

[(1, 20168020908), (2, 10084010454), (3, 6722673636), (4, 5042005227), (6, 3361336818), (7, 2881145844), (9, 2240891212), (12, 1680668409), (14, 1440572922), (18, 1120445606), (21, 960381948), (28, 720286461), (36, 560222803), (42, 480190974), (63, 320127316), (84, 240095487), (126, 160063658), (252, 80031829), (5749, 3508092), (11498, 1754046), (13921, 1448748), (17247, 1169364), (22996, 877023), (27842, 724374), (34494, 584682), (40243, 501156), (41763, 482916), (51741, 389788), (55684, 362187), (68988, 292341), (80486, 250578), (83526, 241458), (97447, 206964), (103482, 194894), (120729, 167052), (125289, 160972)]