18815748

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{9739}}^1$

素因数の和:9776

約数の個数: 48

約数和(自身を含む): 52362240

約数和(自身を除く): 33546492

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 84, 92, 138, 161, 276, 322, 483, 644, 966, 1932, 9739, 19478, 29217, 38956, 58434, 68173, 116868, 136346, 204519, 223997, 272692, 409038, 447994, 671991, 818076, 895988, 1343982, 1567979, 2687964, 3135958, 4703937, 6271916, 9407874, 18815748]

約数ペア:

[(1, 18815748), (2, 9407874), (3, 6271916), (4, 4703937), (6, 3135958), (7, 2687964), (12, 1567979), (14, 1343982), (21, 895988), (23, 818076), (28, 671991), (42, 447994), (46, 409038), (69, 272692), (84, 223997), (92, 204519), (138, 136346), (161, 116868), (276, 68173), (322, 58434), (483, 38956), (644, 29217), (966, 19478), (1932, 9739)]