19040060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1093}}^1$

素因数の和:1182

約数の個数: 48

約数和(自身を含む): 43742496

約数和(自身を除く): 24702436

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 670, 871, 1093, 1340, 1742, 2186, 3484, 4355, 4372, 5465, 8710, 10930, 14209, 17420, 21860, 28418, 56836, 71045, 73231, 142090, 146462, 284180, 292924, 366155, 732310, 952003, 1464620, 1904006, 3808012, 4760015, 9520030, 19040060]

約数ペア:

[(1, 19040060), (2, 9520030), (4, 4760015), (5, 3808012), (10, 1904006), (13, 1464620), (20, 952003), (26, 732310), (52, 366155), (65, 292924), (67, 284180), (130, 146462), (134, 142090), (260, 73231), (268, 71045), (335, 56836), (670, 28418), (871, 21860), (1093, 17420), (1340, 14209), (1742, 10930), (2186, 8710), (3484, 5465), (4355, 4372)]