19170090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6871}}^1$

素因数の和:6915

約数の個数: 48

約数和(自身を含む): 51457536

約数和(自身を除く): 32287446

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 6871, 13742, 20613, 34355, 41226, 61839, 68710, 103065, 123678, 206130, 213001, 309195, 426002, 618390, 639003, 1065005, 1278006, 1917009, 2130010, 3195015, 3834018, 6390030, 9585045, 19170090]

約数ペア:

[(1, 19170090), (2, 9585045), (3, 6390030), (5, 3834018), (6, 3195015), (9, 2130010), (10, 1917009), (15, 1278006), (18, 1065005), (30, 639003), (31, 618390), (45, 426002), (62, 309195), (90, 213001), (93, 206130), (155, 123678), (186, 103065), (279, 68710), (310, 61839), (465, 41226), (558, 34355), (930, 20613), (1395, 13742), (2790, 6871)]