20444784

素因数分解:

$2^4\times 3^1\times {\mathrm{137}}^1\times {\mathrm{3109}}^1$

素因数の和:3257

約数の個数: 40

約数和(自身を含む): 53218320

約数和(自身を除く): 32773536

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 137, 274, 411, 548, 822, 1096, 1644, 2192, 3109, 3288, 6218, 6576, 9327, 12436, 18654, 24872, 37308, 49744, 74616, 149232, 425933, 851866, 1277799, 1703732, 2555598, 3407464, 5111196, 6814928, 10222392, 20444784]

約数ペア:

[(1, 20444784), (2, 10222392), (3, 6814928), (4, 5111196), (6, 3407464), (8, 2555598), (12, 1703732), (16, 1277799), (24, 851866), (48, 425933), (137, 149232), (274, 74616), (411, 49744), (548, 37308), (822, 24872), (1096, 18654), (1644, 12436), (2192, 9327), (3109, 6576), (3288, 6218)]