20201052315

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^3\times {\mathrm{274117}}^1$

素因数の和:274176

約数の個数: 32

約数和(自身を含む): 34341503040

約数和(自身を除く): 14140450725

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 289, 867, 1445, 4335, 4913, 14739, 24565, 73695, 274117, 822351, 1370585, 4111755, 4659989, 13979967, 23299945, 69899835, 79219813, 237659439, 396099065, 1188297195, 1346736821, 4040210463, 6733684105, 20201052315]

約数ペア:

[(1, 20201052315), (3, 6733684105), (5, 4040210463), (15, 1346736821), (17, 1188297195), (51, 396099065), (85, 237659439), (255, 79219813), (289, 69899835), (867, 23299945), (1445, 13979967), (4335, 4659989), (4913, 4111755), (14739, 1370585), (24565, 822351), (73695, 274117)]