18929880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{52583}}^1$

素因数の和:52600

約数の個数: 48

約数和(自身を含む): 61523280

約数和(自身を除く): 42593400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 52583, 105166, 157749, 210332, 262915, 315498, 420664, 473247, 525830, 630996, 788745, 946494, 1051660, 1261992, 1577490, 1892988, 2103320, 2366235, 3154980, 3785976, 4732470, 6309960, 9464940, 18929880]

約数ペア:

[(1, 18929880), (2, 9464940), (3, 6309960), (4, 4732470), (5, 3785976), (6, 3154980), (8, 2366235), (9, 2103320), (10, 1892988), (12, 1577490), (15, 1261992), (18, 1051660), (20, 946494), (24, 788745), (30, 630996), (36, 525830), (40, 473247), (45, 420664), (60, 315498), (72, 262915), (90, 210332), (120, 157749), (180, 105166), (360, 52583)]