20343059384

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{117503}}^1$

素因数の和:117612

約数の個数: 64

約数和(自身を含む): 43147468800

約数和(自身を除く): 22804409416

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 67, 68, 76, 134, 136, 152, 268, 323, 536, 646, 1139, 1273, 1292, 2278, 2546, 2584, 4556, 5092, 9112, 10184, 21641, 43282, 86564, 117503, 173128, 235006, 470012, 940024, 1997551, 2232557, 3995102, 4465114, 7872701, 7990204, 8930228, 15745402, 15980408, 17860456, 31490804, 37953469, 62981608, 75906938, 133835917, 149581319, 151813876, 267671834, 299162638, 303627752, 535343668, 598325276, 1070687336, 1196650552, 2542882423, 5085764846, 10171529692, 20343059384]

約数ペア:

[(1, 20343059384), (2, 10171529692), (4, 5085764846), (8, 2542882423), (17, 1196650552), (19, 1070687336), (34, 598325276), (38, 535343668), (67, 303627752), (68, 299162638), (76, 267671834), (134, 151813876), (136, 149581319), (152, 133835917), (268, 75906938), (323, 62981608), (536, 37953469), (646, 31490804), (1139, 17860456), (1273, 15980408), (1292, 15745402), (2278, 8930228), (2546, 7990204), (2584, 7872701), (4556, 4465114), (5092, 3995102), (9112, 2232557), (10184, 1997551), (21641, 940024), (43282, 470012), (86564, 235006), (117503, 173128)]