18523860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16249}}^1$

素因数の和:16280

約数の個数: 48

約数和(自身を含む): 54600000

約数和(自身を除く): 36076140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 16249, 32498, 48747, 64996, 81245, 97494, 162490, 194988, 243735, 308731, 324980, 487470, 617462, 926193, 974940, 1234924, 1543655, 1852386, 3087310, 3704772, 4630965, 6174620, 9261930, 18523860]

約数ペア:

[(1, 18523860), (2, 9261930), (3, 6174620), (4, 4630965), (5, 3704772), (6, 3087310), (10, 1852386), (12, 1543655), (15, 1234924), (19, 974940), (20, 926193), (30, 617462), (38, 487470), (57, 324980), (60, 308731), (76, 243735), (95, 194988), (114, 162490), (190, 97494), (228, 81245), (285, 64996), (380, 48747), (570, 32498), (1140, 16249)]