20199803115

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{988007}}^1$

素因数の和:988091

約数の個数: 32

約数和(自身を含む): 34145556480

約数和(自身を除く): 13945753365

約数列:

[1, 3, 5, 15, 29, 47, 87, 141, 145, 235, 435, 705, 1363, 4089, 6815, 20445, 988007, 2964021, 4940035, 14820105, 28652203, 46436329, 85956609, 139308987, 143261015, 232181645, 429783045, 696544935, 1346653541, 4039960623, 6733267705, 20199803115]

約数ペア:

[(1, 20199803115), (3, 6733267705), (5, 4039960623), (15, 1346653541), (29, 696544935), (47, 429783045), (87, 232181645), (141, 143261015), (145, 139308987), (235, 85956609), (435, 46436329), (705, 28652203), (1363, 14820105), (4089, 4940035), (6815, 2964021), (20445, 988007)]