19009880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{25013}}^1$

素因数の和:25043

約数の個数: 32

約数和(自身を含む): 45025200

約数和(自身を除く): 26015320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 25013, 50026, 100052, 125065, 200104, 250130, 475247, 500260, 950494, 1000520, 1900988, 2376235, 3801976, 4752470, 9504940, 19009880]

約数ペア:

[(1, 19009880), (2, 9504940), (4, 4752470), (5, 3801976), (8, 2376235), (10, 1900988), (19, 1000520), (20, 950494), (38, 500260), (40, 475247), (76, 250130), (95, 200104), (152, 125065), (190, 100052), (380, 50026), (760, 25013)]