223478684

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20563}}^1$

素因数の和:20610

約数の個数: 48

約数和(自身を含む): 483665280

約数和(自身を除く): 260186596

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 143, 209, 247, 286, 418, 494, 572, 836, 988, 2717, 5434, 10868, 20563, 41126, 82252, 226193, 267319, 390697, 452386, 534638, 781394, 904772, 1069276, 1562788, 2940509, 4297667, 5079061, 5881018, 8595334, 10158122, 11762036, 17190668, 20316244, 55869671, 111739342, 223478684]

約数ペア:

[(1, 223478684), (2, 111739342), (4, 55869671), (11, 20316244), (13, 17190668), (19, 11762036), (22, 10158122), (26, 8595334), (38, 5881018), (44, 5079061), (52, 4297667), (76, 2940509), (143, 1562788), (209, 1069276), (247, 904772), (286, 781394), (418, 534638), (494, 452386), (572, 390697), (836, 267319), (988, 226193), (2717, 82252), (5434, 41126), (10868, 20563)]