19933928

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{20939}}^1$

素因数の和:20969

約数の個数: 32

約数和(自身を含む): 45230400

約数和(自身を除く): 25296472

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 20939, 41878, 83756, 146573, 167512, 293146, 355963, 586292, 711926, 1172584, 1423852, 2491741, 2847704, 4983482, 9966964, 19933928]

約数ペア:

[(1, 19933928), (2, 9966964), (4, 4983482), (7, 2847704), (8, 2491741), (14, 1423852), (17, 1172584), (28, 711926), (34, 586292), (56, 355963), (68, 293146), (119, 167512), (136, 146573), (238, 83756), (476, 41878), (952, 20939)]