18297076

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 38940160

約数和(自身を除く): 20643084

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 163, 211, 266, 326, 422, 532, 652, 844, 1141, 1477, 2282, 2954, 3097, 4009, 4564, 5908, 6194, 8018, 12388, 16036, 21679, 28063, 34393, 43358, 56126, 68786, 86716, 112252, 137572, 240751, 481502, 653467, 963004, 1306934, 2613868, 4574269, 9148538, 18297076]

約数ペア:

[(1, 18297076), (2, 9148538), (4, 4574269), (7, 2613868), (14, 1306934), (19, 963004), (28, 653467), (38, 481502), (76, 240751), (133, 137572), (163, 112252), (211, 86716), (266, 68786), (326, 56126), (422, 43358), (532, 34393), (652, 28063), (844, 21679), (1141, 16036), (1477, 12388), (2282, 8018), (2954, 6194), (3097, 5908), (4009, 4564)]