19994898

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{383}}^1$

素因数の和:519

約数の個数: 64

約数和(自身を含む): 50429952

約数和(自身を除く): 30435054

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 113, 154, 226, 231, 339, 383, 462, 678, 766, 791, 1149, 1243, 1582, 2298, 2373, 2486, 2681, 3729, 4213, 4746, 5362, 7458, 8043, 8426, 8701, 12639, 16086, 17402, 25278, 26103, 29491, 43279, 52206, 58982, 86558, 88473, 129837, 176946, 259674, 302953, 476069, 605906, 908859, 952138, 1428207, 1817718, 2856414, 3332483, 6664966, 9997449, 19994898]

約数ペア:

[(1, 19994898), (2, 9997449), (3, 6664966), (6, 3332483), (7, 2856414), (11, 1817718), (14, 1428207), (21, 952138), (22, 908859), (33, 605906), (42, 476069), (66, 302953), (77, 259674), (113, 176946), (154, 129837), (226, 88473), (231, 86558), (339, 58982), (383, 52206), (462, 43279), (678, 29491), (766, 26103), (791, 25278), (1149, 17402), (1243, 16086), (1582, 12639), (2298, 8701), (2373, 8426), (2486, 8043), (2681, 7458), (3729, 5362), (4213, 4746)]