2078161748

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1\times {\mathrm{2351}}^1$

素因数の和:2648

約数の個数: 48

約数和(自身を含む): 3982970880

約数和(自身を除く): 1904809132

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 191, 356, 382, 764, 1157, 2314, 2351, 2483, 4628, 4702, 4966, 9404, 9932, 16999, 30563, 33998, 61126, 67996, 122252, 209239, 220987, 418478, 441974, 449041, 836956, 883948, 898082, 1796164, 2720107, 5440214, 5837533, 10880428, 11675066, 23350132, 39964649, 79929298, 159858596, 519540437, 1039080874, 2078161748]

約数ペア:

[(1, 2078161748), (2, 1039080874), (4, 519540437), (13, 159858596), (26, 79929298), (52, 39964649), (89, 23350132), (178, 11675066), (191, 10880428), (356, 5837533), (382, 5440214), (764, 2720107), (1157, 1796164), (2314, 898082), (2351, 883948), (2483, 836956), (4628, 449041), (4702, 441974), (4966, 418478), (9404, 220987), (9932, 209239), (16999, 122252), (30563, 67996), (33998, 61126)]