19088930

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{239}}^1$

素因数の和:423

約数の個数: 48

約数和(自身を含む): 40383360

約数和(自身を除く): 21294430

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 163, 239, 245, 326, 478, 490, 815, 1141, 1195, 1630, 1673, 2282, 2390, 3346, 5705, 7987, 8365, 11410, 11711, 15974, 16730, 23422, 38957, 39935, 58555, 77914, 79870, 117110, 194785, 272699, 389570, 545398, 1363495, 1908893, 2726990, 3817786, 9544465, 19088930]

約数ペア:

[(1, 19088930), (2, 9544465), (5, 3817786), (7, 2726990), (10, 1908893), (14, 1363495), (35, 545398), (49, 389570), (70, 272699), (98, 194785), (163, 117110), (239, 79870), (245, 77914), (326, 58555), (478, 39935), (490, 38957), (815, 23422), (1141, 16730), (1195, 15974), (1630, 11711), (1673, 11410), (2282, 8365), (2390, 7987), (3346, 5705)]