18619030

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{233}}^1$

素因数の和:432

約数の個数: 32

約数和(自身を含む): 34471008

約数和(自身を除く): 15851978

約数列:

[1, 2, 5, 10, 61, 122, 131, 233, 262, 305, 466, 610, 655, 1165, 1310, 2330, 7991, 14213, 15982, 28426, 30523, 39955, 61046, 71065, 79910, 142130, 152615, 305230, 1861903, 3723806, 9309515, 18619030]

約数ペア:

[(1, 18619030), (2, 9309515), (5, 3723806), (10, 1861903), (61, 305230), (122, 152615), (131, 142130), (233, 79910), (262, 71065), (305, 61046), (466, 39955), (610, 30523), (655, 28426), (1165, 15982), (1310, 14213), (2330, 7991)]