20715005194

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1\times {\mathrm{2143}}^1$

素因数の和:2435

約数の個数: 64

約数和(自身を含む): 35270000640

約数和(自身を除く): 14554995446

約数列:

[1, 2, 13, 26, 31, 62, 67, 134, 179, 358, 403, 806, 871, 1742, 2077, 2143, 2327, 4154, 4286, 4654, 5549, 11098, 11993, 23986, 27001, 27859, 54002, 55718, 66433, 72137, 132866, 143581, 144274, 155909, 287162, 311818, 371783, 383597, 743566, 767194, 863629, 1727258, 1866553, 3733106, 4451011, 4833179, 4986761, 8902022, 9666358, 9973522, 11891507, 23783014, 25700999, 51401998, 57863143, 115726286, 154589591, 309179182, 334112987, 668225974, 796730969, 1593461938, 10357502597, 20715005194]

約数ペア:

[(1, 20715005194), (2, 10357502597), (13, 1593461938), (26, 796730969), (31, 668225974), (62, 334112987), (67, 309179182), (134, 154589591), (179, 115726286), (358, 57863143), (403, 51401998), (806, 25700999), (871, 23783014), (1742, 11891507), (2077, 9973522), (2143, 9666358), (2327, 8902022), (4154, 4986761), (4286, 4833179), (4654, 4451011), (5549, 3733106), (11098, 1866553), (11993, 1727258), (23986, 863629), (27001, 767194), (27859, 743566), (54002, 383597), (55718, 371783), (66433, 311818), (72137, 287162), (132866, 155909), (143581, 144274)]