164863494

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{20959}}^1$

素因数の和:21009

約数の個数: 48

約数和(自身を含む): 392371200

約数和(自身を除く): 227507706

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 38, 46, 57, 69, 114, 138, 171, 207, 342, 414, 437, 874, 1311, 2622, 3933, 7866, 20959, 41918, 62877, 125754, 188631, 377262, 398221, 482057, 796442, 964114, 1194663, 1446171, 2389326, 2892342, 3583989, 4338513, 7167978, 8677026, 9159083, 18318166, 27477249, 54954498, 82431747, 164863494]

約数ペア:

[(1, 164863494), (2, 82431747), (3, 54954498), (6, 27477249), (9, 18318166), (18, 9159083), (19, 8677026), (23, 7167978), (38, 4338513), (46, 3583989), (57, 2892342), (69, 2389326), (114, 1446171), (138, 1194663), (171, 964114), (207, 796442), (342, 482057), (414, 398221), (437, 377262), (874, 188631), (1311, 125754), (2622, 62877), (3933, 41918), (7866, 20959)]