20528341024

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{7883}}^1\times {\mathrm{4787}}^1$

素因数の和:12697

約数の個数: 48

約数和(自身を含む): 42806903328

約数和(自身を除く): 22278562304

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 4787, 7883, 9574, 15766, 19148, 31532, 38296, 63064, 76592, 81379, 126128, 134011, 153184, 162758, 252256, 268022, 325516, 536044, 651032, 1072088, 1302064, 2144176, 2604128, 4288352, 37735921, 75471842, 150943684, 301887368, 603774736, 641510657, 1207549472, 1283021314, 2566042628, 5132085256, 10264170512, 20528341024]

約数ペア:

[(1, 20528341024), (2, 10264170512), (4, 5132085256), (8, 2566042628), (16, 1283021314), (17, 1207549472), (32, 641510657), (34, 603774736), (68, 301887368), (136, 150943684), (272, 75471842), (544, 37735921), (4787, 4288352), (7883, 2604128), (9574, 2144176), (15766, 1302064), (19148, 1072088), (31532, 651032), (38296, 536044), (63064, 325516), (76592, 268022), (81379, 252256), (126128, 162758), (134011, 153184)]