31840432

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3257}}^1$

素因数の和:3325

約数の個数: 40

約数和(自身を含む): 67870656

約数和(自身を除く): 36030224

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 188, 208, 376, 611, 752, 1222, 2444, 3257, 4888, 6514, 9776, 13028, 26056, 42341, 52112, 84682, 153079, 169364, 306158, 338728, 612316, 677456, 1224632, 1990027, 2449264, 3980054, 7960108, 15920216, 31840432]

約数ペア:

[(1, 31840432), (2, 15920216), (4, 7960108), (8, 3980054), (13, 2449264), (16, 1990027), (26, 1224632), (47, 677456), (52, 612316), (94, 338728), (104, 306158), (188, 169364), (208, 153079), (376, 84682), (611, 52112), (752, 42341), (1222, 26056), (2444, 13028), (3257, 9776), (4888, 6514)]