20180887935

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{196379}}^1$

素因数の和:196448

約数の個数: 64

約数和(自身を含む): 38006599680

約数和(自身を除く): 17825711745

約数列:

[1, 3, 5, 13, 15, 17, 31, 39, 51, 65, 85, 93, 155, 195, 221, 255, 403, 465, 527, 663, 1105, 1209, 1581, 2015, 2635, 3315, 6045, 6851, 7905, 20553, 34255, 102765, 196379, 589137, 981895, 2552927, 2945685, 3338443, 6087749, 7658781, 10015329, 12764635, 16692215, 18263247, 30438745, 38293905, 43399759, 50076645, 79140737, 91316235, 103491733, 130199277, 216998795, 237422211, 310475199, 395703685, 517458665, 650996385, 1187111055, 1345392529, 1552375995, 4036177587, 6726962645, 20180887935]

約数ペア:

[(1, 20180887935), (3, 6726962645), (5, 4036177587), (13, 1552375995), (15, 1345392529), (17, 1187111055), (31, 650996385), (39, 517458665), (51, 395703685), (65, 310475199), (85, 237422211), (93, 216998795), (155, 130199277), (195, 103491733), (221, 91316235), (255, 79140737), (403, 50076645), (465, 43399759), (527, 38293905), (663, 30438745), (1105, 18263247), (1209, 16692215), (1581, 12764635), (2015, 10015329), (2635, 7658781), (3315, 6087749), (6045, 3338443), (6851, 2945685), (7905, 2552927), (20553, 981895), (34255, 589137), (102765, 196379)]