19492335

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 35493120

約数和(自身を除く): 16000785

約数列:

[1, 3, 5, 9, 15, 31, 45, 89, 93, 155, 157, 267, 279, 445, 465, 471, 785, 801, 1335, 1395, 1413, 2355, 2759, 4005, 4867, 7065, 8277, 13795, 13973, 14601, 24335, 24831, 41385, 41919, 43803, 69865, 73005, 124155, 125757, 209595, 219015, 433163, 628785, 1299489, 2165815, 3898467, 6497445, 19492335]

約数ペア:

[(1, 19492335), (3, 6497445), (5, 3898467), (9, 2165815), (15, 1299489), (31, 628785), (45, 433163), (89, 219015), (93, 209595), (155, 125757), (157, 124155), (267, 73005), (279, 69865), (445, 43803), (465, 41919), (471, 41385), (785, 24831), (801, 24335), (1335, 14601), (1395, 13973), (1413, 13795), (2355, 8277), (2759, 7065), (4005, 4867)]