22289872

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1423}}^1$

素因数の和:1531

約数の個数: 40

約数和(自身を含む): 47675520

約数和(自身を除く): 25385648

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 89, 176, 178, 356, 712, 979, 1423, 1424, 1958, 2846, 3916, 5692, 7832, 11384, 15653, 15664, 22768, 31306, 62612, 125224, 126647, 250448, 253294, 506588, 1013176, 1393117, 2026352, 2786234, 5572468, 11144936, 22289872]

約数ペア:

[(1, 22289872), (2, 11144936), (4, 5572468), (8, 2786234), (11, 2026352), (16, 1393117), (22, 1013176), (44, 506588), (88, 253294), (89, 250448), (176, 126647), (178, 125224), (356, 62612), (712, 31306), (979, 22768), (1423, 15664), (1424, 15653), (1958, 11384), (2846, 7832), (3916, 5692)]