20342215677

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{191}}^1\times {\mathrm{977}}^1$

素因数の和:1386

約数の個数: 64

約数和(自身を含む): 32447692800

約数和(自身を除く): 12105477123

約数列:

[1, 3, 7, 21, 29, 87, 179, 191, 203, 537, 573, 609, 977, 1253, 1337, 2931, 3759, 4011, 5191, 5539, 6839, 15573, 16617, 20517, 28333, 34189, 36337, 38773, 84999, 102567, 109011, 116319, 174883, 186607, 198331, 239323, 524649, 559821, 594993, 717969, 991481, 1224181, 1306249, 2974443, 3672543, 3918747, 5071607, 5411603, 6940367, 15214821, 16234809, 20821101, 33402653, 35501249, 37881221, 100207959, 106503747, 113643663, 233818571, 701455713, 968676937, 2906030811, 6780738559, 20342215677]

約数ペア:

[(1, 20342215677), (3, 6780738559), (7, 2906030811), (21, 968676937), (29, 701455713), (87, 233818571), (179, 113643663), (191, 106503747), (203, 100207959), (537, 37881221), (573, 35501249), (609, 33402653), (977, 20821101), (1253, 16234809), (1337, 15214821), (2931, 6940367), (3759, 5411603), (4011, 5071607), (5191, 3918747), (5539, 3672543), (6839, 2974443), (15573, 1306249), (16617, 1224181), (20517, 991481), (28333, 717969), (34189, 594993), (36337, 559821), (38773, 524649), (84999, 239323), (102567, 198331), (109011, 186607), (116319, 174883)]