20163433408

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{52711}}^1$

素因数の和:52905

約数の個数: 56

約数和(自身を含む): 41237651840

約数和(自身を除く): 21074218432

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 139, 172, 278, 344, 556, 688, 1112, 1376, 2224, 2752, 4448, 5977, 8896, 11954, 23908, 47816, 52711, 95632, 105422, 191264, 210844, 382528, 421688, 843376, 1686752, 2266573, 3373504, 4533146, 7326829, 9066292, 14653658, 18132584, 29307316, 36265168, 58614632, 72530336, 117229264, 145060672, 234458528, 315053647, 468917056, 630107294, 1260214588, 2520429176, 5040858352, 10081716704, 20163433408]

約数ペア:

[(1, 20163433408), (2, 10081716704), (4, 5040858352), (8, 2520429176), (16, 1260214588), (32, 630107294), (43, 468917056), (64, 315053647), (86, 234458528), (139, 145060672), (172, 117229264), (278, 72530336), (344, 58614632), (556, 36265168), (688, 29307316), (1112, 18132584), (1376, 14653658), (2224, 9066292), (2752, 7326829), (4448, 4533146), (5977, 3373504), (8896, 2266573), (11954, 1686752), (23908, 843376), (47816, 421688), (52711, 382528), (95632, 210844), (105422, 191264)]