25881724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{373}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 52778880

約数和(自身を除く): 26897156

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 83, 166, 209, 332, 373, 418, 746, 836, 913, 1492, 1577, 1826, 3154, 3652, 4103, 6308, 7087, 8206, 14174, 16412, 17347, 28348, 30959, 34694, 61918, 69388, 77957, 123836, 155914, 311828, 340549, 588221, 681098, 1176442, 1362196, 2352884, 6470431, 12940862, 25881724]

約数ペア:

[(1, 25881724), (2, 12940862), (4, 6470431), (11, 2352884), (19, 1362196), (22, 1176442), (38, 681098), (44, 588221), (76, 340549), (83, 311828), (166, 155914), (209, 123836), (332, 77957), (373, 69388), (418, 61918), (746, 34694), (836, 30959), (913, 28348), (1492, 17347), (1577, 16412), (1826, 14174), (3154, 8206), (3652, 7087), (4103, 6308)]