19793736

素因数分解:

$2^3\times 3^2\times {\mathrm{421}}^1\times {\mathrm{653}}^1$

素因数の和:1086

約数の個数: 48

約数和(自身を含む): 53817660

約数和(自身を除く): 34023924

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 421, 653, 842, 1263, 1306, 1684, 1959, 2526, 2612, 3368, 3789, 3918, 5052, 5224, 5877, 7578, 7836, 10104, 11754, 15156, 15672, 23508, 30312, 47016, 274913, 549826, 824739, 1099652, 1649478, 2199304, 2474217, 3298956, 4948434, 6597912, 9896868, 19793736]

約数ペア:

[(1, 19793736), (2, 9896868), (3, 6597912), (4, 4948434), (6, 3298956), (8, 2474217), (9, 2199304), (12, 1649478), (18, 1099652), (24, 824739), (36, 549826), (72, 274913), (421, 47016), (653, 30312), (842, 23508), (1263, 15672), (1306, 15156), (1684, 11754), (1959, 10104), (2526, 7836), (2612, 7578), (3368, 5877), (3789, 5224), (3918, 5052)]