19001928

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{431}}^1$

素因数の和:618

約数の個数: 64

約数和(自身を含む): 52254720

約数和(自身を除く): 33252792

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 167, 264, 334, 431, 501, 668, 862, 1002, 1293, 1336, 1724, 1837, 2004, 2586, 3448, 3674, 4008, 4741, 5172, 5511, 7348, 9482, 10344, 11022, 14223, 14696, 18964, 22044, 28446, 37928, 44088, 56892, 71977, 113784, 143954, 215931, 287908, 431862, 575816, 791747, 863724, 1583494, 1727448, 2375241, 3166988, 4750482, 6333976, 9500964, 19001928]

約数ペア:

[(1, 19001928), (2, 9500964), (3, 6333976), (4, 4750482), (6, 3166988), (8, 2375241), (11, 1727448), (12, 1583494), (22, 863724), (24, 791747), (33, 575816), (44, 431862), (66, 287908), (88, 215931), (132, 143954), (167, 113784), (264, 71977), (334, 56892), (431, 44088), (501, 37928), (668, 28446), (862, 22044), (1002, 18964), (1293, 14696), (1336, 14223), (1724, 11022), (1837, 10344), (2004, 9482), (2586, 7348), (3448, 5511), (3674, 5172), (4008, 4741)]