19749268

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1733}}^1$

素因数の和:1792

約数の個数: 48

約数和(自身を含む): 44279424

約数和(自身を除く): 24530156

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 74, 77, 148, 154, 259, 308, 407, 518, 814, 1036, 1628, 1733, 2849, 3466, 5698, 6932, 11396, 12131, 19063, 24262, 38126, 48524, 64121, 76252, 128242, 133441, 256484, 266882, 448847, 533764, 705331, 897694, 1410662, 1795388, 2821324, 4937317, 9874634, 19749268]

約数ペア:

[(1, 19749268), (2, 9874634), (4, 4937317), (7, 2821324), (11, 1795388), (14, 1410662), (22, 897694), (28, 705331), (37, 533764), (44, 448847), (74, 266882), (77, 256484), (148, 133441), (154, 128242), (259, 76252), (308, 64121), (407, 48524), (518, 38126), (814, 24262), (1036, 19063), (1628, 12131), (1733, 11396), (2849, 6932), (3466, 5698)]