19738532

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{1877}}^1$

素因数の和:2131

約数の個数: 24

約数和(自身を含む): 37860480

約数和(自身を除く): 18121948

約数列:

[1, 2, 4, 11, 22, 44, 239, 478, 956, 1877, 2629, 3754, 5258, 7508, 10516, 20647, 41294, 82588, 448603, 897206, 1794412, 4934633, 9869266, 19738532]

約数ペア:

[(1, 19738532), (2, 9869266), (4, 4934633), (11, 1794412), (22, 897206), (44, 448603), (239, 82588), (478, 41294), (956, 20647), (1877, 10516), (2629, 7508), (3754, 5258)]