20188477629

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{379}}^1\times {\mathrm{409}}^1\times {\mathrm{499}}^1$

素因数の和:1322

約数の個数: 48

約数和(自身を含む): 30381000000

約数和(自身を除く): 10192522371

約数列:

[1, 3, 9, 29, 87, 261, 379, 409, 499, 1137, 1227, 1497, 3411, 3681, 4491, 10991, 11861, 14471, 32973, 35583, 43413, 98919, 106749, 130239, 155011, 189121, 204091, 465033, 567363, 612273, 1395099, 1702089, 1836819, 4495319, 5484509, 5918639, 13485957, 16453527, 17755917, 40457871, 49360581, 53267751, 77350489, 232051467, 696154401, 2243164181, 6729492543, 20188477629]

約数ペア:

[(1, 20188477629), (3, 6729492543), (9, 2243164181), (29, 696154401), (87, 232051467), (261, 77350489), (379, 53267751), (409, 49360581), (499, 40457871), (1137, 17755917), (1227, 16453527), (1497, 13485957), (3411, 5918639), (3681, 5484509), (4491, 4495319), (10991, 1836819), (11861, 1702089), (14471, 1395099), (32973, 612273), (35583, 567363), (43413, 465033), (98919, 204091), (106749, 189121), (130239, 155011)]