20199428204

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{239}}^1\times {\mathrm{293}}^1\times {\mathrm{1949}}^1$

素因数の和:2522

約数の個数: 48

約数和(自身を含む): 36599472000

約数和(自身を除く): 16400043796

約数列:

[1, 2, 4, 37, 74, 148, 239, 293, 478, 586, 956, 1172, 1949, 3898, 7796, 8843, 10841, 17686, 21682, 35372, 43364, 70027, 72113, 140054, 144226, 280108, 288452, 465811, 571057, 931622, 1142114, 1863244, 2284228, 2590999, 5181998, 10363996, 17235007, 21129109, 34470014, 42258218, 68940028, 84516436, 136482623, 272965246, 545930492, 5049857051, 10099714102, 20199428204]

約数ペア:

[(1, 20199428204), (2, 10099714102), (4, 5049857051), (37, 545930492), (74, 272965246), (148, 136482623), (239, 84516436), (293, 68940028), (478, 42258218), (586, 34470014), (956, 21129109), (1172, 17235007), (1949, 10363996), (3898, 5181998), (7796, 2590999), (8843, 2284228), (10841, 1863244), (17686, 1142114), (21682, 931622), (35372, 571057), (43364, 465811), (70027, 288452), (72113, 280108), (140054, 144226)]