2019889430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{817769}}^1$

素因数の和:817808

約数の個数: 32

約数和(自身を含む): 4121560800

約数和(自身を除く): 2101671370

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 817769, 1635538, 4088845, 8177690, 10630997, 15537611, 21261994, 31075222, 53154985, 77688055, 106309970, 155376110, 201988943, 403977886, 1009944715, 2019889430]

約数ペア:

[(1, 2019889430), (2, 1009944715), (5, 403977886), (10, 201988943), (13, 155376110), (19, 106309970), (26, 77688055), (38, 53154985), (65, 31075222), (95, 21261994), (130, 15537611), (190, 10630997), (247, 8177690), (494, 4088845), (1235, 1635538), (2470, 817769)]