20589216

素因数分解:

$2^5\times 3^1\times {\mathrm{41}}^1\times {\mathrm{5231}}^1$

素因数の和:5285

約数の個数: 48

約数和(自身を含む): 55375488

約数和(自身を除く): 34786272

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 82, 96, 123, 164, 246, 328, 492, 656, 984, 1312, 1968, 3936, 5231, 10462, 15693, 20924, 31386, 41848, 62772, 83696, 125544, 167392, 214471, 251088, 428942, 502176, 643413, 857884, 1286826, 1715768, 2573652, 3431536, 5147304, 6863072, 10294608, 20589216]

約数ペア:

[(1, 20589216), (2, 10294608), (3, 6863072), (4, 5147304), (6, 3431536), (8, 2573652), (12, 1715768), (16, 1286826), (24, 857884), (32, 643413), (41, 502176), (48, 428942), (82, 251088), (96, 214471), (123, 167392), (164, 125544), (246, 83696), (328, 62772), (492, 41848), (656, 31386), (984, 20924), (1312, 15693), (1968, 10462), (3936, 5231)]