20199256328

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1\times {\mathrm{5879}}^1$

素因数の和:6242

約数の個数: 64

約数和(自身を含む): 40236134400

約数和(自身を除く): 20036878072

約数列:

[1, 2, 4, 8, 23, 46, 71, 92, 142, 184, 263, 284, 526, 568, 1052, 1633, 2104, 3266, 5879, 6049, 6532, 11758, 12098, 13064, 18673, 23516, 24196, 37346, 47032, 48392, 74692, 135217, 149384, 270434, 417409, 429479, 540868, 834818, 858958, 1081736, 1546177, 1669636, 1717916, 3092354, 3339272, 3435832, 6184708, 9600407, 12369416, 19200814, 35562071, 38401628, 71124142, 76803256, 109778567, 142248284, 219557134, 284496568, 439114268, 878228536, 2524907041, 5049814082, 10099628164, 20199256328]

約数ペア:

[(1, 20199256328), (2, 10099628164), (4, 5049814082), (8, 2524907041), (23, 878228536), (46, 439114268), (71, 284496568), (92, 219557134), (142, 142248284), (184, 109778567), (263, 76803256), (284, 71124142), (526, 38401628), (568, 35562071), (1052, 19200814), (1633, 12369416), (2104, 9600407), (3266, 6184708), (5879, 3435832), (6049, 3339272), (6532, 3092354), (11758, 1717916), (12098, 1669636), (13064, 1546177), (18673, 1081736), (23516, 858958), (24196, 834818), (37346, 540868), (47032, 429479), (48392, 417409), (74692, 270434), (135217, 149384)]