20275280498

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{2689}}^1$

素因数の和:2955

約数の個数: 64

約数和(自身を含む): 34885641600

約数和(自身を除く): 14610361102

約数列:

[1, 2, 11, 22, 37, 59, 74, 118, 157, 314, 407, 649, 814, 1298, 1727, 2183, 2689, 3454, 4366, 5378, 5809, 9263, 11618, 18526, 24013, 29579, 48026, 59158, 63899, 99493, 101893, 127798, 158651, 198986, 203786, 317302, 342731, 422173, 685462, 844346, 1094423, 1745161, 2188846, 3490322, 3770041, 4643903, 5870087, 7540082, 9287806, 11740174, 15620401, 24908207, 31240802, 49816414, 64570957, 129141914, 171824411, 273990277, 343648822, 547980554, 921603659, 1843207318, 10137640249, 20275280498]

約数ペア:

[(1, 20275280498), (2, 10137640249), (11, 1843207318), (22, 921603659), (37, 547980554), (59, 343648822), (74, 273990277), (118, 171824411), (157, 129141914), (314, 64570957), (407, 49816414), (649, 31240802), (814, 24908207), (1298, 15620401), (1727, 11740174), (2183, 9287806), (2689, 7540082), (3454, 5870087), (4366, 4643903), (5378, 3770041), (5809, 3490322), (9263, 2188846), (11618, 1745161), (18526, 1094423), (24013, 844346), (29579, 685462), (48026, 422173), (59158, 342731), (63899, 317302), (99493, 203786), (101893, 198986), (127798, 158651)]