20789154

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{683}}^1$

素因数の和:799

約数の個数: 48

約数和(自身を含む): 48016800

約数和(自身を除く): 27227646

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 89, 114, 171, 178, 267, 342, 534, 683, 801, 1366, 1602, 1691, 2049, 3382, 4098, 5073, 6147, 10146, 12294, 12977, 15219, 25954, 30438, 38931, 60787, 77862, 116793, 121574, 182361, 233586, 364722, 547083, 1094166, 1154953, 2309906, 3464859, 6929718, 10394577, 20789154]

約数ペア:

[(1, 20789154), (2, 10394577), (3, 6929718), (6, 3464859), (9, 2309906), (18, 1154953), (19, 1094166), (38, 547083), (57, 364722), (89, 233586), (114, 182361), (171, 121574), (178, 116793), (267, 77862), (342, 60787), (534, 38931), (683, 30438), (801, 25954), (1366, 15219), (1602, 12977), (1691, 12294), (2049, 10146), (3382, 6147), (4098, 5073)]