16913572

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1$

素因数の和:125

約数の個数: 72

約数和(自身を含む): 36292536

約数和(自身を除く): 19378964

約数列:

[1, 2, 4, 13, 17, 19, 26, 34, 38, 52, 53, 68, 76, 106, 212, 221, 247, 323, 361, 442, 494, 646, 689, 722, 884, 901, 988, 1007, 1292, 1378, 1444, 1802, 2014, 2756, 3604, 4028, 4199, 4693, 6137, 8398, 9386, 11713, 12274, 13091, 16796, 17119, 18772, 19133, 23426, 24548, 26182, 34238, 38266, 46852, 52364, 68476, 76532, 79781, 159562, 222547, 248729, 319124, 325261, 445094, 497458, 650522, 890188, 994916, 1301044, 4228393, 8456786, 16913572]

約数ペア:

[(1, 16913572), (2, 8456786), (4, 4228393), (13, 1301044), (17, 994916), (19, 890188), (26, 650522), (34, 497458), (38, 445094), (52, 325261), (53, 319124), (68, 248729), (76, 222547), (106, 159562), (212, 79781), (221, 76532), (247, 68476), (323, 52364), (361, 46852), (442, 38266), (494, 34238), (646, 26182), (689, 24548), (722, 23426), (884, 19133), (901, 18772), (988, 17119), (1007, 16796), (1292, 13091), (1378, 12274), (1444, 11713), (1802, 9386), (2014, 8398), (2756, 6137), (3604, 4693), (4028, 4199)]