19036220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{599}}^1$

素因数の和:842

約数の個数: 48

約数和(自身を含む): 45964800

約数和(自身を除く): 26928580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 227, 454, 599, 908, 1135, 1198, 1589, 2270, 2396, 2995, 3178, 4193, 4540, 5990, 6356, 7945, 8386, 11980, 15890, 16772, 20965, 31780, 41930, 83860, 135973, 271946, 543892, 679865, 951811, 1359730, 1903622, 2719460, 3807244, 4759055, 9518110, 19036220]

約数ペア:

[(1, 19036220), (2, 9518110), (4, 4759055), (5, 3807244), (7, 2719460), (10, 1903622), (14, 1359730), (20, 951811), (28, 679865), (35, 543892), (70, 271946), (140, 135973), (227, 83860), (454, 41930), (599, 31780), (908, 20965), (1135, 16772), (1198, 15890), (1589, 11980), (2270, 8386), (2396, 7945), (2995, 6356), (3178, 5990), (4193, 4540)]