19616674

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:223

約数の個数: 64

約数和(自身を含む): 39813120

約数和(自身を除く): 20196446

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 59, 77, 118, 119, 127, 154, 187, 238, 254, 374, 413, 649, 826, 889, 1003, 1298, 1309, 1397, 1778, 2006, 2159, 2618, 2794, 4318, 4543, 7021, 7493, 9086, 9779, 11033, 14042, 14986, 15113, 19558, 22066, 23749, 30226, 47498, 52451, 77231, 82423, 104902, 127381, 154462, 164846, 166243, 254762, 332486, 576961, 891667, 1153922, 1401191, 1783334, 2802382, 9808337, 19616674]

約数ペア:

[(1, 19616674), (2, 9808337), (7, 2802382), (11, 1783334), (14, 1401191), (17, 1153922), (22, 891667), (34, 576961), (59, 332486), (77, 254762), (118, 166243), (119, 164846), (127, 154462), (154, 127381), (187, 104902), (238, 82423), (254, 77231), (374, 52451), (413, 47498), (649, 30226), (826, 23749), (889, 22066), (1003, 19558), (1298, 15113), (1309, 14986), (1397, 14042), (1778, 11033), (2006, 9779), (2159, 9086), (2618, 7493), (2794, 7021), (4318, 4543)]