20923275

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{14683}}^1$

素因数の和:14715

約数の個数: 24

約数和(自身を含む): 36416320

約数和(自身を除く): 15493045

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 285, 475, 1425, 14683, 44049, 73415, 220245, 278977, 367075, 836931, 1101225, 1394885, 4184655, 6974425, 20923275]

約数ペア:

[(1, 20923275), (3, 6974425), (5, 4184655), (15, 1394885), (19, 1101225), (25, 836931), (57, 367075), (75, 278977), (95, 220245), (285, 73415), (475, 44049), (1425, 14683)]