19180356

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3323}}^1$

素因数の和:3380

約数の個数: 48

約数和(自身を含む): 49514304

約数和(自身を除く): 30333948

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 148, 156, 222, 444, 481, 962, 1443, 1924, 2886, 3323, 5772, 6646, 9969, 13292, 19938, 39876, 43199, 86398, 122951, 129597, 172796, 245902, 259194, 368853, 491804, 518388, 737706, 1475412, 1598363, 3196726, 4795089, 6393452, 9590178, 19180356]

約数ペア:

[(1, 19180356), (2, 9590178), (3, 6393452), (4, 4795089), (6, 3196726), (12, 1598363), (13, 1475412), (26, 737706), (37, 518388), (39, 491804), (52, 368853), (74, 259194), (78, 245902), (111, 172796), (148, 129597), (156, 122951), (222, 86398), (444, 43199), (481, 39876), (962, 19938), (1443, 13292), (1924, 9969), (2886, 6646), (3323, 5772)]