20576468

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:348

約数の個数: 48

約数和(自身を含む): 41879040

約数和(自身を除く): 21302572

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 151, 163, 209, 302, 326, 418, 604, 652, 836, 1661, 1793, 2869, 3097, 3322, 3586, 5738, 6194, 6644, 7172, 11476, 12388, 24613, 31559, 34067, 49226, 63118, 68134, 98452, 126236, 136268, 270743, 467647, 541486, 935294, 1082972, 1870588, 5144117, 10288234, 20576468]

約数ペア:

[(1, 20576468), (2, 10288234), (4, 5144117), (11, 1870588), (19, 1082972), (22, 935294), (38, 541486), (44, 467647), (76, 270743), (151, 136268), (163, 126236), (209, 98452), (302, 68134), (326, 63118), (418, 49226), (604, 34067), (652, 31559), (836, 24613), (1661, 12388), (1793, 11476), (2869, 7172), (3097, 6644), (3322, 6194), (3586, 5738)]