19316968

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:218

約数の個数: 64

約数和(自身を含む): 41771520

約数和(自身を除く): 22454552

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 73, 88, 97, 124, 146, 194, 248, 292, 341, 388, 584, 682, 776, 803, 1067, 1364, 1606, 2134, 2263, 2728, 3007, 3212, 4268, 4526, 6014, 6424, 7081, 8536, 9052, 12028, 14162, 18104, 24056, 24893, 28324, 33077, 49786, 56648, 66154, 77891, 99572, 132308, 155782, 199144, 219511, 264616, 311564, 439022, 623128, 878044, 1756088, 2414621, 4829242, 9658484, 19316968]

約数ペア:

[(1, 19316968), (2, 9658484), (4, 4829242), (8, 2414621), (11, 1756088), (22, 878044), (31, 623128), (44, 439022), (62, 311564), (73, 264616), (88, 219511), (97, 199144), (124, 155782), (146, 132308), (194, 99572), (248, 77891), (292, 66154), (341, 56648), (388, 49786), (584, 33077), (682, 28324), (776, 24893), (803, 24056), (1067, 18104), (1364, 14162), (1606, 12028), (2134, 9052), (2263, 8536), (2728, 7081), (3007, 6424), (3212, 6014), (4268, 4526)]