19637982

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1$

素因数の和:678

約数の個数: 96

約数和(自身を含む): 55211520

約数和(自身を除く): 35573538

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 19, 21, 26, 38, 39, 42, 57, 63, 78, 91, 114, 117, 126, 133, 171, 182, 234, 247, 266, 273, 342, 399, 494, 546, 631, 741, 798, 819, 1197, 1262, 1482, 1638, 1729, 1893, 2223, 2394, 3458, 3786, 4417, 4446, 5187, 5679, 8203, 8834, 10374, 11358, 11989, 13251, 15561, 16406, 23978, 24609, 26502, 31122, 35967, 39753, 49218, 57421, 71934, 73827, 79506, 83923, 107901, 114842, 147654, 155857, 167846, 172263, 215802, 251769, 311714, 344526, 467571, 503538, 516789, 755307, 935142, 1033578, 1090999, 1402713, 1510614, 2181998, 2805426, 3272997, 6545994, 9818991, 19637982]

約数ペア:

[(1, 19637982), (2, 9818991), (3, 6545994), (6, 3272997), (7, 2805426), (9, 2181998), (13, 1510614), (14, 1402713), (18, 1090999), (19, 1033578), (21, 935142), (26, 755307), (38, 516789), (39, 503538), (42, 467571), (57, 344526), (63, 311714), (78, 251769), (91, 215802), (114, 172263), (117, 167846), (126, 155857), (133, 147654), (171, 114842), (182, 107901), (234, 83923), (247, 79506), (266, 73827), (273, 71934), (342, 57421), (399, 49218), (494, 39753), (546, 35967), (631, 31122), (741, 26502), (798, 24609), (819, 23978), (1197, 16406), (1262, 15561), (1482, 13251), (1638, 11989), (1729, 11358), (1893, 10374), (2223, 8834), (2394, 8203), (3458, 5679), (3786, 5187), (4417, 4446)]