218123512

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{2729}}^1$

素因数の和:2935

約数の個数: 32

約数和(自身を含む): 417362400

約数和(自身を除く): 199238888

約数列:

[1, 2, 4, 8, 97, 103, 194, 206, 388, 412, 776, 824, 2729, 5458, 9991, 10916, 19982, 21832, 39964, 79928, 264713, 281087, 529426, 562174, 1058852, 1124348, 2117704, 2248696, 27265439, 54530878, 109061756, 218123512]

約数ペア:

[(1, 218123512), (2, 109061756), (4, 54530878), (8, 27265439), (97, 2248696), (103, 2117704), (194, 1124348), (206, 1058852), (388, 562174), (412, 529426), (776, 281087), (824, 264713), (2729, 79928), (5458, 39964), (9991, 21832), (10916, 19982)]