20545931296

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{254887}}^1$

素因数の和:255137

約数の個数: 48

約数和(自身を含む): 44319925440

約数和(自身を除く): 23773994144

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 229, 352, 458, 916, 1832, 2519, 3664, 5038, 7328, 10076, 20152, 40304, 80608, 254887, 509774, 1019548, 2039096, 2803757, 4078192, 5607514, 8156384, 11215028, 22430056, 44860112, 58369123, 89720224, 116738246, 233476492, 466952984, 642060353, 933905968, 1284120706, 1867811936, 2568241412, 5136482824, 10272965648, 20545931296]

約数ペア:

[(1, 20545931296), (2, 10272965648), (4, 5136482824), (8, 2568241412), (11, 1867811936), (16, 1284120706), (22, 933905968), (32, 642060353), (44, 466952984), (88, 233476492), (176, 116738246), (229, 89720224), (352, 58369123), (458, 44860112), (916, 22430056), (1832, 11215028), (2519, 8156384), (3664, 5607514), (5038, 4078192), (7328, 2803757), (10076, 2039096), (20152, 1019548), (40304, 509774), (80608, 254887)]