20001455876

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{150301}}^1$

素因数の和:150444

約数の個数: 48

約数和(自身を含む): 39391148160

約数和(自身を除く): 19389692284

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 103, 206, 323, 412, 646, 1292, 1751, 1957, 3502, 3914, 7004, 7828, 33269, 66538, 133076, 150301, 300602, 601204, 2555117, 2855719, 5110234, 5711438, 10220468, 11422876, 15481003, 30962006, 48547223, 61924012, 97094446, 194188892, 263177051, 294139057, 526354102, 588278114, 1052708204, 1176556228, 5000363969, 10000727938, 20001455876]

約数ペア:

[(1, 20001455876), (2, 10000727938), (4, 5000363969), (17, 1176556228), (19, 1052708204), (34, 588278114), (38, 526354102), (68, 294139057), (76, 263177051), (103, 194188892), (206, 97094446), (323, 61924012), (412, 48547223), (646, 30962006), (1292, 15481003), (1751, 11422876), (1957, 10220468), (3502, 5711438), (3914, 5110234), (7004, 2855719), (7828, 2555117), (33269, 601204), (66538, 300602), (133076, 150301)]