631398272

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{259621}}^1$

素因数の和:259654

約数の個数: 32

約数和(自身を含む): 1324072200

約数和(自身を除く): 692673928

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 259621, 519242, 1038484, 2076968, 4153936, 4932799, 8307872, 9865598, 16615744, 19731196, 33231488, 39462392, 78924784, 157849568, 315699136, 631398272]

約数ペア:

[(1, 631398272), (2, 315699136), (4, 157849568), (8, 78924784), (16, 39462392), (19, 33231488), (32, 19731196), (38, 16615744), (64, 9865598), (76, 8307872), (128, 4932799), (152, 4153936), (304, 2076968), (608, 1038484), (1216, 519242), (2432, 259621)]