20100691028

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2179}}^1\times {\mathrm{6763}}^1$

素因数の和:8988

約数の個数: 48

約数和(自身を含む): 39635957760

約数和(自身を除く): 19535266732

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 1364, 2179, 4358, 6763, 8716, 13526, 23969, 27052, 47938, 67549, 74393, 95876, 135098, 148786, 209653, 270196, 297572, 419306, 743039, 838612, 1486078, 2306183, 2972156, 4612366, 9224732, 14736577, 29473154, 58946308, 162102347, 324204694, 456833887, 648409388, 913667774, 1827335548, 5025172757, 10050345514, 20100691028]

約数ペア:

[(1, 20100691028), (2, 10050345514), (4, 5025172757), (11, 1827335548), (22, 913667774), (31, 648409388), (44, 456833887), (62, 324204694), (124, 162102347), (341, 58946308), (682, 29473154), (1364, 14736577), (2179, 9224732), (4358, 4612366), (6763, 2972156), (8716, 2306183), (13526, 1486078), (23969, 838612), (27052, 743039), (47938, 419306), (67549, 297572), (74393, 270196), (95876, 209653), (135098, 148786)]