18992300

素因数分解:

$2^2\times 5^2\times {\mathrm{257}}^1\times {\mathrm{739}}^1$

素因数の和:1010

約数の個数: 36

約数和(自身を含む): 41429640

約数和(自身を除く): 22437340

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 257, 514, 739, 1028, 1285, 1478, 2570, 2956, 3695, 5140, 6425, 7390, 12850, 14780, 18475, 25700, 36950, 73900, 189923, 379846, 759692, 949615, 1899230, 3798460, 4748075, 9496150, 18992300]

約数ペア:

[(1, 18992300), (2, 9496150), (4, 4748075), (5, 3798460), (10, 1899230), (20, 949615), (25, 759692), (50, 379846), (100, 189923), (257, 73900), (514, 36950), (739, 25700), (1028, 18475), (1285, 14780), (1478, 12850), (2570, 7390), (2956, 6425), (3695, 5140)]