20156473016

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{547}}^1\times {\mathrm{4261}}^1$

素因数の和:4884

約数の個数: 64

約数和(自身を含む): 40358753280

約数和(自身を除く): 20202280264

約数列:

[1, 2, 4, 8, 23, 46, 47, 92, 94, 184, 188, 376, 547, 1081, 1094, 2162, 2188, 4261, 4324, 4376, 8522, 8648, 12581, 17044, 25162, 25709, 34088, 50324, 51418, 98003, 100648, 102836, 196006, 200267, 205672, 392012, 400534, 591307, 784024, 801068, 1182614, 1602136, 2330767, 2365228, 4606141, 4661534, 4730456, 9212282, 9323068, 18424564, 18646136, 36849128, 53607641, 107215282, 109546049, 214430564, 219092098, 428861128, 438184196, 876368392, 2519559127, 5039118254, 10078236508, 20156473016]

約数ペア:

[(1, 20156473016), (2, 10078236508), (4, 5039118254), (8, 2519559127), (23, 876368392), (46, 438184196), (47, 428861128), (92, 219092098), (94, 214430564), (184, 109546049), (188, 107215282), (376, 53607641), (547, 36849128), (1081, 18646136), (1094, 18424564), (2162, 9323068), (2188, 9212282), (4261, 4730456), (4324, 4661534), (4376, 4606141), (8522, 2365228), (8648, 2330767), (12581, 1602136), (17044, 1182614), (25162, 801068), (25709, 784024), (34088, 591307), (50324, 400534), (51418, 392012), (98003, 205672), (100648, 200267), (102836, 196006)]