17921028

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{947}}^1$

素因数の和:1056

約数の個数: 48

約数和(自身を含む): 44593920

約数和(自身を除く): 26672892

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 83, 114, 166, 228, 249, 332, 498, 947, 996, 1577, 1894, 2841, 3154, 3788, 4731, 5682, 6308, 9462, 11364, 17993, 18924, 35986, 53979, 71972, 78601, 107958, 157202, 215916, 235803, 314404, 471606, 943212, 1493419, 2986838, 4480257, 5973676, 8960514, 17921028]

約数ペア:

[(1, 17921028), (2, 8960514), (3, 5973676), (4, 4480257), (6, 2986838), (12, 1493419), (19, 943212), (38, 471606), (57, 314404), (76, 235803), (83, 215916), (114, 157202), (166, 107958), (228, 78601), (249, 71972), (332, 53979), (498, 35986), (947, 18924), (996, 17993), (1577, 11364), (1894, 9462), (2841, 6308), (3154, 5682), (3788, 4731)]