19563258

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{151}}^2$

素因数の和:331

約数の個数: 48

約数和(自身を含む): 46273248

約数和(自身を除く): 26709990

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 151, 286, 302, 429, 453, 858, 906, 1661, 1963, 3322, 3926, 4983, 5889, 9966, 11778, 21593, 22801, 43186, 45602, 64779, 68403, 129558, 136806, 250811, 296413, 501622, 592826, 752433, 889239, 1504866, 1778478, 3260543, 6521086, 9781629, 19563258]

約数ペア:

[(1, 19563258), (2, 9781629), (3, 6521086), (6, 3260543), (11, 1778478), (13, 1504866), (22, 889239), (26, 752433), (33, 592826), (39, 501622), (66, 296413), (78, 250811), (143, 136806), (151, 129558), (286, 68403), (302, 64779), (429, 45602), (453, 43186), (858, 22801), (906, 21593), (1661, 11778), (1963, 9966), (3322, 5889), (3926, 4983)]