209539594

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1\times {\mathrm{659}}^1$

素因数の和:918

約数の個数: 32

約数和(自身を含む): 349272000

約数和(自身を除く): 139732406

約数列:

[1, 2, 11, 22, 97, 149, 194, 298, 659, 1067, 1318, 1639, 2134, 3278, 7249, 14453, 14498, 28906, 63923, 98191, 127846, 158983, 196382, 317966, 703153, 1080101, 1406306, 2160202, 9524527, 19049054, 104769797, 209539594]

約数ペア:

[(1, 209539594), (2, 104769797), (11, 19049054), (22, 9524527), (97, 2160202), (149, 1406306), (194, 1080101), (298, 703153), (659, 317966), (1067, 196382), (1318, 158983), (1639, 127846), (2134, 98191), (3278, 63923), (7249, 28906), (14453, 14498)]