18727197843

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{293}}^1\times {\mathrm{2903}}^1$

素因数の和:3419

約数の個数: 32

約数和(自身を含む): 25818186240

約数和(自身を除く): 7090988397

約数列:

[1, 3, 41, 123, 179, 293, 537, 879, 2903, 7339, 8709, 12013, 22017, 36039, 52447, 119023, 157341, 357069, 519637, 850579, 1558911, 2150327, 2551737, 6450981, 21305117, 34873739, 63915351, 104621217, 152253641, 456760923, 6242399281, 18727197843]

約数ペア:

[(1, 18727197843), (3, 6242399281), (41, 456760923), (123, 152253641), (179, 104621217), (293, 63915351), (537, 34873739), (879, 21305117), (2903, 6450981), (7339, 2551737), (8709, 2150327), (12013, 1558911), (22017, 850579), (36039, 519637), (52447, 357069), (119023, 157341)]