219038402

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1\times {\mathrm{653}}^1$

素因数の和:938

約数の個数: 32

約数和(自身を含む): 365402880

約数和(自身を除く): 146364478

約数列:

[1, 2, 11, 22, 79, 158, 193, 386, 653, 869, 1306, 1738, 2123, 4246, 7183, 14366, 15247, 30494, 51587, 103174, 126029, 167717, 252058, 335434, 567457, 1134914, 1386319, 2772638, 9956291, 19912582, 109519201, 219038402]

約数ペア:

[(1, 219038402), (2, 109519201), (11, 19912582), (22, 9956291), (79, 2772638), (158, 1386319), (193, 1134914), (386, 567457), (653, 335434), (869, 252058), (1306, 167717), (1738, 126029), (2123, 103174), (4246, 51587), (7183, 30494), (14366, 15247)]