16419724

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:262

約数の個数: 36

約数和(自身を含む): 30915864

約数和(自身を除く): 14496140

約数列:

[1, 2, 4, 19, 38, 76, 83, 137, 166, 274, 332, 361, 548, 722, 1444, 1577, 2603, 3154, 5206, 6308, 10412, 11371, 22742, 29963, 45484, 49457, 59926, 98914, 119852, 197828, 216049, 432098, 864196, 4104931, 8209862, 16419724]

約数ペア:

[(1, 16419724), (2, 8209862), (4, 4104931), (19, 864196), (38, 432098), (76, 216049), (83, 197828), (137, 119852), (166, 98914), (274, 59926), (332, 49457), (361, 45484), (548, 29963), (722, 22742), (1444, 11371), (1577, 10412), (2603, 6308), (3154, 5206)]