20076943952

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{201511}}^1$

素因数の和:202011

約数の個数: 40

約数和(自身を含む): 41978979840

約数和(自身を除く): 21902035888

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 479, 958, 1916, 3832, 6227, 7664, 12454, 24908, 49816, 99632, 201511, 403022, 806044, 1612088, 2619643, 3224176, 5239286, 10478572, 20957144, 41914288, 96523769, 193047538, 386095076, 772190152, 1254808997, 1544380304, 2509617994, 5019235988, 10038471976, 20076943952]

約数ペア:

[(1, 20076943952), (2, 10038471976), (4, 5019235988), (8, 2509617994), (13, 1544380304), (16, 1254808997), (26, 772190152), (52, 386095076), (104, 193047538), (208, 96523769), (479, 41914288), (958, 20957144), (1916, 10478572), (3832, 5239286), (6227, 3224176), (7664, 2619643), (12454, 1612088), (24908, 806044), (49816, 403022), (99632, 201511)]