19554180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10513}}^1$

素因数の和:10556

約数の個数: 48

約数和(自身を含む): 56523264

約数和(自身を除く): 36969084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 10513, 21026, 31539, 42052, 52565, 63078, 105130, 126156, 157695, 210260, 315390, 325903, 630780, 651806, 977709, 1303612, 1629515, 1955418, 3259030, 3910836, 4888545, 6518060, 9777090, 19554180]

約数ペア:

[(1, 19554180), (2, 9777090), (3, 6518060), (4, 4888545), (5, 3910836), (6, 3259030), (10, 1955418), (12, 1629515), (15, 1303612), (20, 977709), (30, 651806), (31, 630780), (60, 325903), (62, 315390), (93, 210260), (124, 157695), (155, 126156), (186, 105130), (310, 63078), (372, 52565), (465, 42052), (620, 31539), (930, 21026), (1860, 10513)]