19545708

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2557}}^1$

素因数の和:2591

約数の個数: 72

約数和(自身を含む): 57155952

約数和(自身を除く): 37610244

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2548, 2557, 3822, 5114, 7644, 7671, 10228, 15342, 17899, 30684, 33241, 35798, 53697, 66482, 71596, 99723, 107394, 125293, 132964, 199446, 214788, 232687, 250586, 375879, 398892, 465374, 501172, 698061, 751758, 930748, 1396122, 1503516, 1628809, 2792244, 3257618, 4886427, 6515236, 9772854, 19545708]

約数ペア:

[(1, 19545708), (2, 9772854), (3, 6515236), (4, 4886427), (6, 3257618), (7, 2792244), (12, 1628809), (13, 1503516), (14, 1396122), (21, 930748), (26, 751758), (28, 698061), (39, 501172), (42, 465374), (49, 398892), (52, 375879), (78, 250586), (84, 232687), (91, 214788), (98, 199446), (147, 132964), (156, 125293), (182, 107394), (196, 99723), (273, 71596), (294, 66482), (364, 53697), (546, 35798), (588, 33241), (637, 30684), (1092, 17899), (1274, 15342), (1911, 10228), (2548, 7671), (2557, 7644), (3822, 5114)]