19516620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{3919}}^1$

素因数の和:4014

約数の個数: 48

約数和(自身を含む): 55319040

約数和(自身を除く): 35802420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 83, 166, 249, 332, 415, 498, 830, 996, 1245, 1660, 2490, 3919, 4980, 7838, 11757, 15676, 19595, 23514, 39190, 47028, 58785, 78380, 117570, 235140, 325277, 650554, 975831, 1301108, 1626385, 1951662, 3252770, 3903324, 4879155, 6505540, 9758310, 19516620]

約数ペア:

[(1, 19516620), (2, 9758310), (3, 6505540), (4, 4879155), (5, 3903324), (6, 3252770), (10, 1951662), (12, 1626385), (15, 1301108), (20, 975831), (30, 650554), (60, 325277), (83, 235140), (166, 117570), (249, 78380), (332, 58785), (415, 47028), (498, 39190), (830, 23514), (996, 19595), (1245, 15676), (1660, 11757), (2490, 7838), (3919, 4980)]