19013072

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1$

素因数の和:340

約数の個数: 80

約数和(自身を含む): 44372160

約数和(自身を除く): 25359088

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 26, 34, 38, 52, 68, 76, 104, 136, 152, 208, 221, 247, 272, 283, 304, 323, 442, 494, 566, 646, 884, 988, 1132, 1292, 1768, 1976, 2264, 2584, 3536, 3679, 3952, 4199, 4528, 4811, 5168, 5377, 7358, 8398, 9622, 10754, 14716, 16796, 19244, 21508, 29432, 33592, 38488, 43016, 58864, 62543, 67184, 69901, 76976, 86032, 91409, 125086, 139802, 182818, 250172, 279604, 365636, 500344, 559208, 731272, 1000688, 1118416, 1188317, 1462544, 2376634, 4753268, 9506536, 19013072]

約数ペア:

[(1, 19013072), (2, 9506536), (4, 4753268), (8, 2376634), (13, 1462544), (16, 1188317), (17, 1118416), (19, 1000688), (26, 731272), (34, 559208), (38, 500344), (52, 365636), (68, 279604), (76, 250172), (104, 182818), (136, 139802), (152, 125086), (208, 91409), (221, 86032), (247, 76976), (272, 69901), (283, 67184), (304, 62543), (323, 58864), (442, 43016), (494, 38488), (566, 33592), (646, 29432), (884, 21508), (988, 19244), (1132, 16796), (1292, 14716), (1768, 10754), (1976, 9622), (2264, 8398), (2584, 7358), (3536, 5377), (3679, 5168), (3952, 4811), (4199, 4528)]