20552414

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:272

約数の個数: 32

約数和(自身を含む): 33696000

約数和(自身を除く): 13143586

約数列:

[1, 2, 19, 38, 59, 89, 103, 118, 178, 206, 1121, 1691, 1957, 2242, 3382, 3914, 5251, 6077, 9167, 10502, 12154, 18334, 99769, 115463, 174173, 199538, 230926, 348346, 540853, 1081706, 10276207, 20552414]

約数ペア:

[(1, 20552414), (2, 10276207), (19, 1081706), (38, 540853), (59, 348346), (89, 230926), (103, 199538), (118, 174173), (178, 115463), (206, 99769), (1121, 18334), (1691, 12154), (1957, 10502), (2242, 9167), (3382, 6077), (3914, 5251)]