20001891338

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1\times {\mathrm{4139}}^1$

素因数の和:4503

約数の個数: 64

約数和(自身を含む): 35963948160

約数和(自身を除く): 15962056822

約数列:

[1, 2, 11, 13, 22, 26, 61, 122, 143, 277, 286, 554, 671, 793, 1342, 1586, 3047, 3601, 4139, 6094, 7202, 8278, 8723, 16897, 17446, 33794, 39611, 45529, 53807, 79222, 91058, 107614, 185867, 219661, 252479, 371734, 439322, 504958, 591877, 1146503, 1183754, 2293006, 2416271, 2777269, 3282227, 4832542, 5554538, 6564454, 12611533, 14904539, 25223066, 29809078, 36104497, 69936683, 72208994, 139873366, 163949929, 327899858, 769303513, 909176879, 1538607026, 1818353758, 10000945669, 20001891338]

約数ペア:

[(1, 20001891338), (2, 10000945669), (11, 1818353758), (13, 1538607026), (22, 909176879), (26, 769303513), (61, 327899858), (122, 163949929), (143, 139873366), (277, 72208994), (286, 69936683), (554, 36104497), (671, 29809078), (793, 25223066), (1342, 14904539), (1586, 12611533), (3047, 6564454), (3601, 5554538), (4139, 4832542), (6094, 3282227), (7202, 2777269), (8278, 2416271), (8723, 2293006), (16897, 1183754), (17446, 1146503), (33794, 591877), (39611, 504958), (45529, 439322), (53807, 371734), (79222, 252479), (91058, 219661), (107614, 185867)]