1215197008

素因数分解:

$2^4\times {\mathrm{191}}^1\times {\mathrm{397643}}^1$

素因数の和:397842

約数の個数: 20

約数和(自身を含む): 2366777088

約数和(自身を除く): 1151580080

約数列:

[1, 2, 4, 8, 16, 191, 382, 764, 1528, 3056, 397643, 795286, 1590572, 3181144, 6362288, 75949813, 151899626, 303799252, 607598504, 1215197008]

約数ペア:

[(1, 1215197008), (2, 607598504), (4, 303799252), (8, 151899626), (16, 75949813), (191, 6362288), (382, 3181144), (764, 1590572), (1528, 795286), (3056, 397643)]