19421000703

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{421}}^1\times {\mathrm{941}}^1$

素因数の和:1800

約数の個数: 48

約数和(自身を含む): 30386734560

約数和(自身を除く): 10965733857

約数列:

[1, 3, 9, 13, 39, 117, 419, 421, 941, 1257, 1263, 2823, 3771, 3789, 5447, 5473, 8469, 12233, 16341, 16419, 36699, 49023, 49257, 110097, 176399, 394279, 396161, 529197, 1182837, 1188483, 1587591, 2293187, 3548511, 3565449, 5125627, 5150093, 6879561, 15376881, 15450279, 20638683, 46130643, 46350837, 165991459, 497974377, 1493923131, 2157888967, 6473666901, 19421000703]

約数ペア:

[(1, 19421000703), (3, 6473666901), (9, 2157888967), (13, 1493923131), (39, 497974377), (117, 165991459), (419, 46350837), (421, 46130643), (941, 20638683), (1257, 15450279), (1263, 15376881), (2823, 6879561), (3771, 5150093), (3789, 5125627), (5447, 3565449), (5473, 3548511), (8469, 2293187), (12233, 1587591), (16341, 1188483), (16419, 1182837), (36699, 529197), (49023, 396161), (49257, 394279), (110097, 176399)]