20046456

素因数分解:

$2^3\times 3^2\times {\mathrm{509}}^1\times {\mathrm{547}}^1$

素因数の和:1068

約数の個数: 48

約数和(自身を含む): 54498600

約数和(自身を除く): 34452144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 509, 547, 1018, 1094, 1527, 1641, 2036, 2188, 3054, 3282, 4072, 4376, 4581, 4923, 6108, 6564, 9162, 9846, 12216, 13128, 18324, 19692, 36648, 39384, 278423, 556846, 835269, 1113692, 1670538, 2227384, 2505807, 3341076, 5011614, 6682152, 10023228, 20046456]

約数ペア:

[(1, 20046456), (2, 10023228), (3, 6682152), (4, 5011614), (6, 3341076), (8, 2505807), (9, 2227384), (12, 1670538), (18, 1113692), (24, 835269), (36, 556846), (72, 278423), (509, 39384), (547, 36648), (1018, 19692), (1094, 18324), (1527, 13128), (1641, 12216), (2036, 9846), (2188, 9162), (3054, 6564), (3282, 6108), (4072, 4923), (4376, 4581)]