19676748

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{487}}^1$

素因数の和:551

約数の個数: 96

約数和(自身を含む): 58153984

約数和(自身を除く): 38477236

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 37, 39, 42, 52, 74, 78, 84, 91, 111, 148, 156, 182, 222, 259, 273, 364, 444, 481, 487, 518, 546, 777, 962, 974, 1036, 1092, 1443, 1461, 1554, 1924, 1948, 2886, 2922, 3108, 3367, 3409, 5772, 5844, 6331, 6734, 6818, 10101, 10227, 12662, 13468, 13636, 18019, 18993, 20202, 20454, 25324, 36038, 37986, 40404, 40908, 44317, 54057, 72076, 75972, 88634, 108114, 126133, 132951, 177268, 216228, 234247, 252266, 265902, 378399, 468494, 504532, 531804, 702741, 756798, 936988, 1405482, 1513596, 1639729, 2810964, 3279458, 4919187, 6558916, 9838374, 19676748]

約数ペア:

[(1, 19676748), (2, 9838374), (3, 6558916), (4, 4919187), (6, 3279458), (7, 2810964), (12, 1639729), (13, 1513596), (14, 1405482), (21, 936988), (26, 756798), (28, 702741), (37, 531804), (39, 504532), (42, 468494), (52, 378399), (74, 265902), (78, 252266), (84, 234247), (91, 216228), (111, 177268), (148, 132951), (156, 126133), (182, 108114), (222, 88634), (259, 75972), (273, 72076), (364, 54057), (444, 44317), (481, 40908), (487, 40404), (518, 37986), (546, 36038), (777, 25324), (962, 20454), (974, 20202), (1036, 18993), (1092, 18019), (1443, 13636), (1461, 13468), (1554, 12662), (1924, 10227), (1948, 10101), (2886, 6818), (2922, 6734), (3108, 6331), (3367, 5844), (3409, 5772)]