20163437278

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1\times {\mathrm{24329}}^1$

素因数の和:24816

約数の個数: 32

約数和(自身を含む): 32372524800

約数和(自身を除く): 12209087522

約数列:

[1, 2, 23, 43, 46, 86, 419, 838, 989, 1978, 9637, 18017, 19274, 24329, 36034, 48658, 414391, 559567, 828782, 1046147, 1119134, 2092294, 10193851, 20387702, 24061381, 48122762, 234458573, 438335593, 468917146, 876671186, 10081718639, 20163437278]

約数ペア:

[(1, 20163437278), (2, 10081718639), (23, 876671186), (43, 468917146), (46, 438335593), (86, 234458573), (419, 48122762), (838, 24061381), (989, 20387702), (1978, 10193851), (9637, 2092294), (18017, 1119134), (19274, 1046147), (24329, 828782), (36034, 559567), (48658, 414391)]