20333344

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{631}}^1$

素因数の和:713

約数の個数: 48

約数和(自身を含む): 43001280

約数和(自身を除く): 22667936

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 53, 76, 106, 152, 212, 304, 424, 608, 631, 848, 1007, 1262, 1696, 2014, 2524, 4028, 5048, 8056, 10096, 11989, 16112, 20192, 23978, 32224, 33443, 47956, 66886, 95912, 133772, 191824, 267544, 383648, 535088, 635417, 1070176, 1270834, 2541668, 5083336, 10166672, 20333344]

約数ペア:

[(1, 20333344), (2, 10166672), (4, 5083336), (8, 2541668), (16, 1270834), (19, 1070176), (32, 635417), (38, 535088), (53, 383648), (76, 267544), (106, 191824), (152, 133772), (212, 95912), (304, 66886), (424, 47956), (608, 33443), (631, 32224), (848, 23978), (1007, 20192), (1262, 16112), (1696, 11989), (2014, 10096), (2524, 8056), (4028, 5048)]