18920466

素因数分解:

$2^1\times 3^6\times {\mathrm{19}}^1\times {\mathrm{683}}^1$

素因数の和:722

約数の個数: 56

約数和(自身を含む): 44856720

約数和(自身を除く): 25936254

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 243, 342, 486, 513, 683, 729, 1026, 1366, 1458, 1539, 2049, 3078, 4098, 4617, 6147, 9234, 12294, 12977, 13851, 18441, 25954, 27702, 36882, 38931, 55323, 77862, 110646, 116793, 165969, 233586, 331938, 350379, 497907, 700758, 995814, 1051137, 2102274, 3153411, 6306822, 9460233, 18920466]

約数ペア:

[(1, 18920466), (2, 9460233), (3, 6306822), (6, 3153411), (9, 2102274), (18, 1051137), (19, 995814), (27, 700758), (38, 497907), (54, 350379), (57, 331938), (81, 233586), (114, 165969), (162, 116793), (171, 110646), (243, 77862), (342, 55323), (486, 38931), (513, 36882), (683, 27702), (729, 25954), (1026, 18441), (1366, 13851), (1458, 12977), (1539, 12294), (2049, 9234), (3078, 6147), (4098, 4617)]