2019494872

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{1637}}^1$

素因数の和:1900

約数の個数: 64

約数和(自身を含む): 4118325120

約数和(自身を除く): 2098830248

約数列:

[1, 2, 4, 8, 17, 34, 47, 68, 94, 136, 188, 193, 376, 386, 772, 799, 1544, 1598, 1637, 3196, 3274, 3281, 6392, 6548, 6562, 9071, 13096, 13124, 18142, 26248, 27829, 36284, 55658, 72568, 76939, 111316, 153878, 154207, 222632, 307756, 308414, 315941, 615512, 616828, 631882, 1233656, 1263764, 1307963, 2527528, 2615926, 5231852, 5370997, 10463704, 10741994, 14849227, 21483988, 29698454, 42967976, 59396908, 118793816, 252436859, 504873718, 1009747436, 2019494872]

約数ペア:

[(1, 2019494872), (2, 1009747436), (4, 504873718), (8, 252436859), (17, 118793816), (34, 59396908), (47, 42967976), (68, 29698454), (94, 21483988), (136, 14849227), (188, 10741994), (193, 10463704), (376, 5370997), (386, 5231852), (772, 2615926), (799, 2527528), (1544, 1307963), (1598, 1263764), (1637, 1233656), (3196, 631882), (3274, 616828), (3281, 615512), (6392, 315941), (6548, 308414), (6562, 307756), (9071, 222632), (13096, 154207), (13124, 153878), (18142, 111316), (26248, 76939), (27829, 72568), (36284, 55658)]