19505442

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{401}}^1$

素因数の和:495

約数の個数: 48

約数和(自身を含む): 43628256

約数和(自身を除く): 24122814

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 67, 121, 134, 201, 242, 363, 401, 402, 726, 737, 802, 1203, 1474, 2211, 2406, 4411, 4422, 8107, 8822, 13233, 16214, 24321, 26466, 26867, 48521, 48642, 53734, 80601, 97042, 145563, 161202, 291126, 295537, 591074, 886611, 1773222, 3250907, 6501814, 9752721, 19505442]

約数ペア:

[(1, 19505442), (2, 9752721), (3, 6501814), (6, 3250907), (11, 1773222), (22, 886611), (33, 591074), (66, 295537), (67, 291126), (121, 161202), (134, 145563), (201, 97042), (242, 80601), (363, 53734), (401, 48642), (402, 48521), (726, 26867), (737, 26466), (802, 24321), (1203, 16214), (1474, 13233), (2211, 8822), (2406, 8107), (4411, 4422)]