388600388

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{2203}}^1$

素因数の和:2448

約数の個数: 48

約数和(自身を含む): 784976640

約数和(自身を除く): 396376252

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 211, 418, 422, 836, 844, 2203, 2321, 4009, 4406, 4642, 8018, 8812, 9284, 16036, 24233, 41857, 44099, 48466, 83714, 88198, 96932, 167428, 176396, 460427, 464833, 920854, 929666, 1841708, 1859332, 5113163, 8831827, 10226326, 17663654, 20452652, 35327308, 97150097, 194300194, 388600388]

約数ペア:

[(1, 388600388), (2, 194300194), (4, 97150097), (11, 35327308), (19, 20452652), (22, 17663654), (38, 10226326), (44, 8831827), (76, 5113163), (209, 1859332), (211, 1841708), (418, 929666), (422, 920854), (836, 464833), (844, 460427), (2203, 176396), (2321, 167428), (4009, 96932), (4406, 88198), (4642, 83714), (8018, 48466), (8812, 44099), (9284, 41857), (16036, 24233)]