19049550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{9769}}^1$

素因数の和:9797

約数の個数: 48

約数和(自身を含む): 50882160

約数和(自身を除く): 31832610

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 9769, 19538, 29307, 48845, 58614, 97690, 126997, 146535, 244225, 253994, 293070, 380991, 488450, 634985, 732675, 761982, 1269970, 1465350, 1904955, 3174925, 3809910, 6349850, 9524775, 19049550]

約数ペア:

[(1, 19049550), (2, 9524775), (3, 6349850), (5, 3809910), (6, 3174925), (10, 1904955), (13, 1465350), (15, 1269970), (25, 761982), (26, 732675), (30, 634985), (39, 488450), (50, 380991), (65, 293070), (75, 253994), (78, 244225), (130, 146535), (150, 126997), (195, 97690), (325, 58614), (390, 48845), (650, 29307), (975, 19538), (1950, 9769)]