19644196

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{563}}^1$

素因数の和:652

約数の個数: 48

約数和(自身を含む): 41122368

約数和(自身を除く): 21478172

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 61, 122, 143, 244, 286, 563, 572, 671, 793, 1126, 1342, 1586, 2252, 2684, 3172, 6193, 7319, 8723, 12386, 14638, 17446, 24772, 29276, 34343, 34892, 68686, 80509, 137372, 161018, 322036, 377773, 446459, 755546, 892918, 1511092, 1785836, 4911049, 9822098, 19644196]

約数ペア:

[(1, 19644196), (2, 9822098), (4, 4911049), (11, 1785836), (13, 1511092), (22, 892918), (26, 755546), (44, 446459), (52, 377773), (61, 322036), (122, 161018), (143, 137372), (244, 80509), (286, 68686), (563, 34892), (572, 34343), (671, 29276), (793, 24772), (1126, 17446), (1342, 14638), (1586, 12386), (2252, 8723), (2684, 7319), (3172, 6193)]