19693670388

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{891439}}^1$

素因数の和:891716

約数の個数: 48

約数和(自身を含む): 52716195840

約数和(自身を除く): 33022525452

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 263, 526, 789, 1052, 1578, 1841, 3156, 3682, 5523, 7364, 11046, 22092, 891439, 1782878, 2674317, 3565756, 5348634, 6240073, 10697268, 12480146, 18720219, 24960292, 37440438, 74880876, 234448457, 468896914, 703345371, 937793828, 1406690742, 1641139199, 2813381484, 3282278398, 4923417597, 6564556796, 9846835194, 19693670388]

約数ペア:

[(1, 19693670388), (2, 9846835194), (3, 6564556796), (4, 4923417597), (6, 3282278398), (7, 2813381484), (12, 1641139199), (14, 1406690742), (21, 937793828), (28, 703345371), (42, 468896914), (84, 234448457), (263, 74880876), (526, 37440438), (789, 24960292), (1052, 18720219), (1578, 12480146), (1841, 10697268), (3156, 6240073), (3682, 5348634), (5523, 3565756), (7364, 2674317), (11046, 1782878), (22092, 891439)]