19595422

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 39836160

約数和(自身を除く): 20240738

約数列:

[1, 2, 7, 11, 14, 19, 22, 37, 38, 74, 77, 133, 154, 181, 209, 259, 266, 362, 407, 418, 518, 703, 814, 1267, 1406, 1463, 1991, 2534, 2849, 2926, 3439, 3982, 4921, 5698, 6697, 6878, 7733, 9842, 13394, 13937, 15466, 24073, 27874, 37829, 46879, 48146, 54131, 73667, 75658, 93758, 108262, 127243, 147334, 254486, 264803, 515669, 529606, 890701, 1031338, 1399673, 1781402, 2799346, 9797711, 19595422]

約数ペア:

[(1, 19595422), (2, 9797711), (7, 2799346), (11, 1781402), (14, 1399673), (19, 1031338), (22, 890701), (37, 529606), (38, 515669), (74, 264803), (77, 254486), (133, 147334), (154, 127243), (181, 108262), (209, 93758), (259, 75658), (266, 73667), (362, 54131), (407, 48146), (418, 46879), (518, 37829), (703, 27874), (814, 24073), (1267, 15466), (1406, 13937), (1463, 13394), (1991, 9842), (2534, 7733), (2849, 6878), (2926, 6697), (3439, 5698), (3982, 4921)]