20199590411

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{22699}}^1$

素因数の和:22864

約数の個数: 48

約数和(自身を含む): 27824025600

約数和(自身を除く): 7624435189

約数列:

[1, 7, 11, 13, 49, 77, 91, 127, 143, 539, 637, 889, 1001, 1397, 1651, 6223, 7007, 9779, 11557, 18161, 22699, 68453, 80899, 127127, 158893, 249689, 295087, 889889, 1112251, 1747823, 2065609, 2882773, 3245957, 12234761, 14459263, 20179411, 22721699, 31710503, 37476049, 141255877, 159051893, 221973521, 262332343, 412236539, 1553814647, 1836326401, 2885655773, 20199590411]

約数ペア:

[(1, 20199590411), (7, 2885655773), (11, 1836326401), (13, 1553814647), (49, 412236539), (77, 262332343), (91, 221973521), (127, 159051893), (143, 141255877), (539, 37476049), (637, 31710503), (889, 22721699), (1001, 20179411), (1397, 14459263), (1651, 12234761), (6223, 3245957), (7007, 2882773), (9779, 2065609), (11557, 1747823), (18161, 1112251), (22699, 889889), (68453, 295087), (80899, 249689), (127127, 158893)]