20120690865

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{485831}}^1$

素因数の和:486101

約数の個数: 32

約数和(自身を含む): 35259743232

約数和(自身を除く): 15139052367

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 251, 753, 1255, 2761, 3765, 8283, 13805, 41415, 485831, 1457493, 2429155, 5344141, 7287465, 16032423, 26720705, 80162115, 121943581, 365830743, 609717905, 1341379391, 1829153715, 4024138173, 6706896955, 20120690865]

約数ペア:

[(1, 20120690865), (3, 6706896955), (5, 4024138173), (11, 1829153715), (15, 1341379391), (33, 609717905), (55, 365830743), (165, 121943581), (251, 80162115), (753, 26720705), (1255, 16032423), (2761, 7287465), (3765, 5344141), (8283, 2429155), (13805, 1457493), (41415, 485831)]