2019948747

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{145771}}^1$

素因数の和:145954

約数の個数: 16

約数和(自身を含む): 2798822400

約数和(自身を除く): 778873653

約数列:

[1, 3, 31, 93, 149, 447, 4619, 13857, 145771, 437313, 4518901, 13556703, 21719879, 65159637, 673316249, 2019948747]

約数ペア:

[(1, 2019948747), (3, 673316249), (31, 65159637), (93, 21719879), (149, 13556703), (447, 4518901), (4619, 437313), (13857, 145771)]