19032015

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1553}}^1$

素因数の和:1623

約数の個数: 32

約数和(自身を含む): 32820480

約数和(自身を除く): 13788465

約数列:

[1, 3, 5, 15, 19, 43, 57, 95, 129, 215, 285, 645, 817, 1553, 2451, 4085, 4659, 7765, 12255, 23295, 29507, 66779, 88521, 147535, 200337, 333895, 442605, 1001685, 1268801, 3806403, 6344005, 19032015]

約数ペア:

[(1, 19032015), (3, 6344005), (5, 3806403), (15, 1268801), (19, 1001685), (43, 442605), (57, 333895), (95, 200337), (129, 147535), (215, 88521), (285, 66779), (645, 29507), (817, 23295), (1553, 12255), (2451, 7765), (4085, 4659)]