39555568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{10009}}^1$

素因数の和:10049

約数の個数: 40

約数和(自身を含む): 86886800

約数和(自身を除く): 47331232

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 10009, 20018, 40036, 80072, 130117, 160144, 190171, 260234, 380342, 520468, 760684, 1040936, 1521368, 2081872, 2472223, 3042736, 4944446, 9888892, 19777784, 39555568]

約数ペア:

[(1, 39555568), (2, 19777784), (4, 9888892), (8, 4944446), (13, 3042736), (16, 2472223), (19, 2081872), (26, 1521368), (38, 1040936), (52, 760684), (76, 520468), (104, 380342), (152, 260234), (208, 190171), (247, 160144), (304, 130117), (494, 80072), (988, 40036), (1976, 20018), (3952, 10009)]