20166201836

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{248683}}^1$

素因数の和:248814

約数の個数: 48

約数和(自身を含む): 40943333760

約数和(自身を除く): 20777131924

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 97, 194, 209, 388, 418, 836, 1067, 1843, 2134, 3686, 4268, 7372, 20273, 40546, 81092, 248683, 497366, 994732, 2735513, 4724977, 5471026, 9449954, 10942052, 18899908, 24122251, 48244502, 51974747, 96489004, 103949494, 207898988, 265344761, 458322769, 530689522, 916645538, 1061379044, 1833291076, 5041550459, 10083100918, 20166201836]

約数ペア:

[(1, 20166201836), (2, 10083100918), (4, 5041550459), (11, 1833291076), (19, 1061379044), (22, 916645538), (38, 530689522), (44, 458322769), (76, 265344761), (97, 207898988), (194, 103949494), (209, 96489004), (388, 51974747), (418, 48244502), (836, 24122251), (1067, 18899908), (1843, 10942052), (2134, 9449954), (3686, 5471026), (4268, 4724977), (7372, 2735513), (20273, 994732), (40546, 497366), (81092, 248683)]