20218164483

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1\times {\mathrm{823}}^1$

素因数の和:1216

約数の個数: 64

約数和(自身を含む): 30725259264

約数和(自身を除く): 10507094781

約数列:

[1, 3, 11, 33, 41, 67, 123, 201, 271, 451, 737, 813, 823, 1353, 2211, 2469, 2747, 2981, 8241, 8943, 9053, 11111, 18157, 27159, 30217, 33333, 33743, 54471, 55141, 90651, 101229, 122221, 165423, 199727, 223033, 366663, 371173, 599181, 606551, 669099, 744437, 1113519, 1819653, 2233311, 2260781, 2453363, 6782343, 7360089, 8188807, 9144353, 14943211, 24566421, 24868591, 27433059, 44829633, 74605773, 100587883, 164375321, 301763649, 493125963, 612671651, 1838014953, 6739388161, 20218164483]

約数ペア:

[(1, 20218164483), (3, 6739388161), (11, 1838014953), (33, 612671651), (41, 493125963), (67, 301763649), (123, 164375321), (201, 100587883), (271, 74605773), (451, 44829633), (737, 27433059), (813, 24868591), (823, 24566421), (1353, 14943211), (2211, 9144353), (2469, 8188807), (2747, 7360089), (2981, 6782343), (8241, 2453363), (8943, 2260781), (9053, 2233311), (11111, 1819653), (18157, 1113519), (27159, 744437), (30217, 669099), (33333, 606551), (33743, 599181), (54471, 371173), (55141, 366663), (90651, 223033), (101229, 199727), (122221, 165423)]