19506616

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{7549}}^1$

素因数の和:7591

約数の個数: 32

約数和(自身を含む): 40770000

約数和(自身を除く): 21263384

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 2584, 7549, 15098, 30196, 60392, 128333, 143431, 256666, 286862, 513332, 573724, 1026664, 1147448, 2438327, 4876654, 9753308, 19506616]

約数ペア:

[(1, 19506616), (2, 9753308), (4, 4876654), (8, 2438327), (17, 1147448), (19, 1026664), (34, 573724), (38, 513332), (68, 286862), (76, 256666), (136, 143431), (152, 128333), (323, 60392), (646, 30196), (1292, 15098), (2584, 7549)]