18274995108

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{156727}}^1$

素因数の和:156857

約数の個数: 72

約数和(自身を含む): 47921153280

約数和(自身を除く): 29646158172

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 79, 82, 123, 158, 164, 237, 246, 316, 369, 474, 492, 711, 738, 948, 1422, 1476, 2844, 3239, 6478, 9717, 12956, 19434, 29151, 38868, 58302, 116604, 156727, 313454, 470181, 626908, 940362, 1410543, 1880724, 2821086, 5642172, 6425807, 12381433, 12851614, 19277421, 24762866, 25703228, 37144299, 38554842, 49525732, 57832263, 74288598, 77109684, 111432897, 115664526, 148577196, 222865794, 231329052, 445731588, 507638753, 1015277506, 1522916259, 2030555012, 3045832518, 4568748777, 6091665036, 9137497554, 18274995108]

約数ペア:

[(1, 18274995108), (2, 9137497554), (3, 6091665036), (4, 4568748777), (6, 3045832518), (9, 2030555012), (12, 1522916259), (18, 1015277506), (36, 507638753), (41, 445731588), (79, 231329052), (82, 222865794), (123, 148577196), (158, 115664526), (164, 111432897), (237, 77109684), (246, 74288598), (316, 57832263), (369, 49525732), (474, 38554842), (492, 37144299), (711, 25703228), (738, 24762866), (948, 19277421), (1422, 12851614), (1476, 12381433), (2844, 6425807), (3239, 5642172), (6478, 2821086), (9717, 1880724), (12956, 1410543), (19434, 940362), (29151, 626908), (38868, 470181), (58302, 313454), (116604, 156727)]