19278270

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6491}}^1$

素因数の和:6518

約数の個数: 64

約数和(自身を含む): 56090880

約数和(自身を除く): 36812610

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 90, 99, 110, 135, 165, 198, 270, 297, 330, 495, 594, 990, 1485, 2970, 6491, 12982, 19473, 32455, 38946, 58419, 64910, 71401, 97365, 116838, 142802, 175257, 194730, 214203, 292095, 350514, 357005, 428406, 584190, 642609, 714010, 876285, 1071015, 1285218, 1752570, 1927827, 2142030, 3213045, 3855654, 6426090, 9639135, 19278270]

約数ペア:

[(1, 19278270), (2, 9639135), (3, 6426090), (5, 3855654), (6, 3213045), (9, 2142030), (10, 1927827), (11, 1752570), (15, 1285218), (18, 1071015), (22, 876285), (27, 714010), (30, 642609), (33, 584190), (45, 428406), (54, 357005), (55, 350514), (66, 292095), (90, 214203), (99, 194730), (110, 175257), (135, 142802), (165, 116838), (198, 97365), (270, 71401), (297, 64910), (330, 58419), (495, 38946), (594, 32455), (990, 19473), (1485, 12982), (2970, 6491)]