20396784

素因数分解:

$2^4\times 3^1\times {\mathrm{73}}^1\times {\mathrm{5821}}^1$

素因数の和:5905

約数の個数: 40

約数和(自身を含む): 53422672

約数和(自身を除く): 33025888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 73, 146, 219, 292, 438, 584, 876, 1168, 1752, 3504, 5821, 11642, 17463, 23284, 34926, 46568, 69852, 93136, 139704, 279408, 424933, 849866, 1274799, 1699732, 2549598, 3399464, 5099196, 6798928, 10198392, 20396784]

約数ペア:

[(1, 20396784), (2, 10198392), (3, 6798928), (4, 5099196), (6, 3399464), (8, 2549598), (12, 1699732), (16, 1274799), (24, 849866), (48, 424933), (73, 279408), (146, 139704), (219, 93136), (292, 69852), (438, 46568), (584, 34926), (876, 23284), (1168, 17463), (1752, 11642), (3504, 5821)]