20984512

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{17257}}^1$

素因数の和:17288

約数の個数: 28

約数和(自身を含む): 43835320

約数和(自身を除く): 22850808

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 17257, 34514, 69028, 138056, 276112, 327883, 552224, 655766, 1104448, 1311532, 2623064, 5246128, 10492256, 20984512]

約数ペア:

[(1, 20984512), (2, 10492256), (4, 5246128), (8, 2623064), (16, 1311532), (19, 1104448), (32, 655766), (38, 552224), (64, 327883), (76, 276112), (152, 138056), (304, 69028), (608, 34514), (1216, 17257)]