20810016

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{3803}}^1$

素因数の和:3838

約数の個数: 72

約数和(自身を含む): 62309520

約数和(自身を除く): 41499504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 96, 114, 144, 152, 171, 228, 288, 304, 342, 456, 608, 684, 912, 1368, 1824, 2736, 3803, 5472, 7606, 11409, 15212, 22818, 30424, 34227, 45636, 60848, 68454, 72257, 91272, 121696, 136908, 144514, 182544, 216771, 273816, 289028, 365088, 433542, 547632, 578056, 650313, 867084, 1095264, 1156112, 1300626, 1734168, 2312224, 2601252, 3468336, 5202504, 6936672, 10405008, 20810016]

約数ペア:

[(1, 20810016), (2, 10405008), (3, 6936672), (4, 5202504), (6, 3468336), (8, 2601252), (9, 2312224), (12, 1734168), (16, 1300626), (18, 1156112), (19, 1095264), (24, 867084), (32, 650313), (36, 578056), (38, 547632), (48, 433542), (57, 365088), (72, 289028), (76, 273816), (96, 216771), (114, 182544), (144, 144514), (152, 136908), (171, 121696), (228, 91272), (288, 72257), (304, 68454), (342, 60848), (456, 45636), (608, 34227), (684, 30424), (912, 22818), (1368, 15212), (1824, 11409), (2736, 7606), (3803, 5472)]