19357020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3469}}^1$

素因数の和:3515

約数の個数: 72

約数和(自身を含む): 60627840

約数和(自身を除く): 41270820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 3469, 5580, 6938, 10407, 13876, 17345, 20814, 31221, 34690, 41628, 52035, 62442, 69380, 104070, 107539, 124884, 156105, 208140, 215078, 312210, 322617, 430156, 537695, 624420, 645234, 967851, 1075390, 1290468, 1613085, 1935702, 2150780, 3226170, 3871404, 4839255, 6452340, 9678510, 19357020]

約数ペア:

[(1, 19357020), (2, 9678510), (3, 6452340), (4, 4839255), (5, 3871404), (6, 3226170), (9, 2150780), (10, 1935702), (12, 1613085), (15, 1290468), (18, 1075390), (20, 967851), (30, 645234), (31, 624420), (36, 537695), (45, 430156), (60, 322617), (62, 312210), (90, 215078), (93, 208140), (124, 156105), (155, 124884), (180, 107539), (186, 104070), (279, 69380), (310, 62442), (372, 52035), (465, 41628), (558, 34690), (620, 31221), (930, 20814), (1116, 17345), (1395, 13876), (1860, 10407), (2790, 6938), (3469, 5580)]