19397910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1301}}^1$

素因数の和:1389

約数の個数: 64

約数和(自身を含む): 53996544

約数和(自身を除く): 34598634

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 71, 105, 142, 210, 213, 355, 426, 497, 710, 994, 1065, 1301, 1491, 2130, 2485, 2602, 2982, 3903, 4970, 6505, 7455, 7806, 9107, 13010, 14910, 18214, 19515, 27321, 39030, 45535, 54642, 91070, 92371, 136605, 184742, 273210, 277113, 461855, 554226, 646597, 923710, 1293194, 1385565, 1939791, 2771130, 3232985, 3879582, 6465970, 9698955, 19397910]

約数ペア:

[(1, 19397910), (2, 9698955), (3, 6465970), (5, 3879582), (6, 3232985), (7, 2771130), (10, 1939791), (14, 1385565), (15, 1293194), (21, 923710), (30, 646597), (35, 554226), (42, 461855), (70, 277113), (71, 273210), (105, 184742), (142, 136605), (210, 92371), (213, 91070), (355, 54642), (426, 45535), (497, 39030), (710, 27321), (994, 19515), (1065, 18214), (1301, 14910), (1491, 13010), (2130, 9107), (2485, 7806), (2602, 7455), (2982, 6505), (3903, 4970)]