19296172

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:155

約数の個数: 72

約数和(自身を含む): 43013376

約数和(自身を除く): 23717204

約数列:

[1, 2, 4, 7, 14, 19, 23, 28, 38, 46, 76, 83, 92, 133, 161, 166, 266, 322, 332, 361, 437, 532, 581, 644, 722, 874, 1162, 1444, 1577, 1748, 1909, 2324, 2527, 3059, 3154, 3818, 5054, 6118, 6308, 7636, 8303, 10108, 11039, 12236, 13363, 16606, 22078, 26726, 29963, 33212, 36271, 44156, 53452, 58121, 59926, 72542, 116242, 119852, 145084, 209741, 232484, 253897, 419482, 507794, 689149, 838964, 1015588, 1378298, 2756596, 4824043, 9648086, 19296172]

約数ペア:

[(1, 19296172), (2, 9648086), (4, 4824043), (7, 2756596), (14, 1378298), (19, 1015588), (23, 838964), (28, 689149), (38, 507794), (46, 419482), (76, 253897), (83, 232484), (92, 209741), (133, 145084), (161, 119852), (166, 116242), (266, 72542), (322, 59926), (332, 58121), (361, 53452), (437, 44156), (532, 36271), (581, 33212), (644, 29963), (722, 26726), (874, 22078), (1162, 16606), (1444, 13363), (1577, 12236), (1748, 11039), (1909, 10108), (2324, 8303), (2527, 7636), (3059, 6308), (3154, 6118), (3818, 5054)]