919555312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{232681}}^1$

素因数の和:232721

約数の個数: 40

約数和(自身を含む): 2019679760

約数和(自身を除く): 1100124448

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 232681, 465362, 930724, 1861448, 3024853, 3722896, 4420939, 6049706, 8841878, 12099412, 17683756, 24198824, 35367512, 48397648, 57472207, 70735024, 114944414, 229888828, 459777656, 919555312]

約数ペア:

[(1, 919555312), (2, 459777656), (4, 229888828), (8, 114944414), (13, 70735024), (16, 57472207), (19, 48397648), (26, 35367512), (38, 24198824), (52, 17683756), (76, 12099412), (104, 8841878), (152, 6049706), (208, 4420939), (247, 3722896), (304, 3024853), (494, 1861448), (988, 930724), (1976, 465362), (3952, 232681)]