19759590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{911}}^1$

素因数の和:1165

約数の個数: 48

約数和(自身を含む): 51644736

約数和(自身を除く): 31885146

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 241, 482, 723, 911, 1205, 1446, 1822, 2169, 2410, 2733, 3615, 4338, 4555, 5466, 7230, 8199, 9110, 10845, 13665, 16398, 21690, 27330, 40995, 81990, 219551, 439102, 658653, 1097755, 1317306, 1975959, 2195510, 3293265, 3951918, 6586530, 9879795, 19759590]

約数ペア:

[(1, 19759590), (2, 9879795), (3, 6586530), (5, 3951918), (6, 3293265), (9, 2195510), (10, 1975959), (15, 1317306), (18, 1097755), (30, 658653), (45, 439102), (90, 219551), (241, 81990), (482, 40995), (723, 27330), (911, 21690), (1205, 16398), (1446, 13665), (1822, 10845), (2169, 9110), (2410, 8199), (2733, 7230), (3615, 5466), (4338, 4555)]