19122796

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1321}}^1$

素因数の和:1390

約数の個数: 48

約数和(自身を含む): 42642432

約数和(自身を除く): 23519636

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 77, 94, 154, 188, 308, 329, 517, 658, 1034, 1316, 1321, 2068, 2642, 3619, 5284, 7238, 9247, 14476, 14531, 18494, 29062, 36988, 58124, 62087, 101717, 124174, 203434, 248348, 406868, 434609, 682957, 869218, 1365914, 1738436, 2731828, 4780699, 9561398, 19122796]

約数ペア:

[(1, 19122796), (2, 9561398), (4, 4780699), (7, 2731828), (11, 1738436), (14, 1365914), (22, 869218), (28, 682957), (44, 434609), (47, 406868), (77, 248348), (94, 203434), (154, 124174), (188, 101717), (308, 62087), (329, 58124), (517, 36988), (658, 29062), (1034, 18494), (1316, 14531), (1321, 14476), (2068, 9247), (2642, 7238), (3619, 5284)]