16428464

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4157}}^1$

素因数の和:4197

約数の個数: 40

約数和(自身を含む): 36091440

約数和(自身を除く): 19662976

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 4157, 8314, 16628, 33256, 54041, 66512, 78983, 108082, 157966, 216164, 315932, 432328, 631864, 864656, 1026779, 1263728, 2053558, 4107116, 8214232, 16428464]

約数ペア:

[(1, 16428464), (2, 8214232), (4, 4107116), (8, 2053558), (13, 1263728), (16, 1026779), (19, 864656), (26, 631864), (38, 432328), (52, 315932), (76, 216164), (104, 157966), (152, 108082), (208, 78983), (247, 66512), (304, 54041), (494, 33256), (988, 16628), (1976, 8314), (3952, 4157)]