19373250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1987}}^1$

素因数の和:2020

約数の個数: 64

約数和(自身を含む): 52101504

約数和(自身を除く): 32728254

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 125, 130, 150, 195, 250, 325, 375, 390, 650, 750, 975, 1625, 1950, 1987, 3250, 3974, 4875, 5961, 9750, 9935, 11922, 19870, 25831, 29805, 49675, 51662, 59610, 77493, 99350, 129155, 149025, 154986, 248375, 258310, 298050, 387465, 496750, 645775, 745125, 774930, 1291550, 1490250, 1937325, 3228875, 3874650, 6457750, 9686625, 19373250]

約数ペア:

[(1, 19373250), (2, 9686625), (3, 6457750), (5, 3874650), (6, 3228875), (10, 1937325), (13, 1490250), (15, 1291550), (25, 774930), (26, 745125), (30, 645775), (39, 496750), (50, 387465), (65, 298050), (75, 258310), (78, 248375), (125, 154986), (130, 149025), (150, 129155), (195, 99350), (250, 77493), (325, 59610), (375, 51662), (390, 49675), (650, 29805), (750, 25831), (975, 19870), (1625, 11922), (1950, 9935), (1987, 9750), (3250, 5961), (3974, 4875)]