20996870493

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{24103}}^1$

素因数の和:24202

約数の個数: 64

約数和(自身を含む): 33321369600

約数和(自身を除く): 12324499107

約数列:

[1, 3, 17, 19, 29, 31, 51, 57, 87, 93, 323, 493, 527, 551, 589, 899, 969, 1479, 1581, 1653, 1767, 2697, 9367, 10013, 15283, 17081, 24103, 28101, 30039, 45849, 51243, 72309, 290377, 409751, 457957, 698987, 747193, 871131, 1229253, 1373871, 2096961, 2241579, 7785269, 11882779, 12702281, 13280753, 14196667, 21668597, 23355807, 35648337, 38106843, 39842259, 42590001, 65005791, 225772801, 241343339, 368366149, 411703343, 677318403, 724030017, 1105098447, 1235110029, 6998956831, 20996870493]

約数ペア:

[(1, 20996870493), (3, 6998956831), (17, 1235110029), (19, 1105098447), (29, 724030017), (31, 677318403), (51, 411703343), (57, 368366149), (87, 241343339), (93, 225772801), (323, 65005791), (493, 42590001), (527, 39842259), (551, 38106843), (589, 35648337), (899, 23355807), (969, 21668597), (1479, 14196667), (1581, 13280753), (1653, 12702281), (1767, 11882779), (2697, 7785269), (9367, 2241579), (10013, 2096961), (15283, 1373871), (17081, 1229253), (24103, 871131), (28101, 747193), (30039, 698987), (45849, 457957), (51243, 409751), (72309, 290377)]