18227790

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{28933}}^1$

素因数の和:28953

約数の個数: 48

約数和(自身を含む): 54164448

約数和(自身を除く): 35936658

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 28933, 57866, 86799, 144665, 173598, 202531, 260397, 289330, 405062, 433995, 520794, 607593, 867990, 1012655, 1215186, 1301985, 1822779, 2025310, 2603970, 3037965, 3645558, 6075930, 9113895, 18227790]

約数ペア:

[(1, 18227790), (2, 9113895), (3, 6075930), (5, 3645558), (6, 3037965), (7, 2603970), (9, 2025310), (10, 1822779), (14, 1301985), (15, 1215186), (18, 1012655), (21, 867990), (30, 607593), (35, 520794), (42, 433995), (45, 405062), (63, 289330), (70, 260397), (90, 202531), (105, 173598), (126, 144665), (210, 86799), (315, 57866), (630, 28933)]