20178602995

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{547}}^1\times {\mathrm{3307}}^1$

素因数の和:3979

約数の個数: 32

約数和(自身を含む): 25582007808

約数和(自身を除く): 5403404813

約数列:

[1, 5, 23, 97, 115, 485, 547, 2231, 2735, 3307, 11155, 12581, 16535, 53059, 62905, 76061, 265295, 320779, 380305, 1220357, 1603895, 1808929, 6101785, 7377917, 9044645, 36889585, 41605367, 175466113, 208026835, 877330565, 4035720599, 20178602995]

約数ペア:

[(1, 20178602995), (5, 4035720599), (23, 877330565), (97, 208026835), (115, 175466113), (485, 41605367), (547, 36889585), (2231, 9044645), (2735, 7377917), (3307, 6101785), (11155, 1808929), (12581, 1603895), (16535, 1220357), (53059, 380305), (62905, 320779), (76061, 265295)]