20211249972

素因数分解:

$2^2\times 3^1\times {\mathrm{257}}^1\times {\mathrm{613}}^1\times {\mathrm{10691}}^1$

素因数の和:11568

約数の個数: 48

約数和(自身を含む): 47424750912

約数和(自身を除く): 27213500940

約数列:

[1, 2, 3, 4, 6, 12, 257, 514, 613, 771, 1028, 1226, 1542, 1839, 2452, 3084, 3678, 7356, 10691, 21382, 32073, 42764, 64146, 128292, 157541, 315082, 472623, 630164, 945246, 1890492, 2747587, 5495174, 6553583, 8242761, 10990348, 13107166, 16485522, 19660749, 26214332, 32971044, 39321498, 78642996, 1684270831, 3368541662, 5052812493, 6737083324, 10105624986, 20211249972]

約数ペア:

[(1, 20211249972), (2, 10105624986), (3, 6737083324), (4, 5052812493), (6, 3368541662), (12, 1684270831), (257, 78642996), (514, 39321498), (613, 32971044), (771, 26214332), (1028, 19660749), (1226, 16485522), (1542, 13107166), (1839, 10990348), (2452, 8242761), (3084, 6553583), (3678, 5495174), (7356, 2747587), (10691, 1890492), (21382, 945246), (32073, 630164), (42764, 472623), (64146, 315082), (128292, 157541)]