81443283020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{19484039}}^1$

素因数の和:19484078

約数の個数: 48

約数和(自身を含む): 196399123200

約数和(自身を除く): 114955840180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 19484039, 38968078, 77936156, 97420195, 194840390, 214324429, 370196741, 389680780, 428648858, 740393482, 857297716, 1071622145, 1480786964, 1850983705, 2143244290, 3701967410, 4072164151, 4286488580, 7403934820, 8144328302, 16288656604, 20360820755, 40721641510, 81443283020]

約数ペア:

[(1, 81443283020), (2, 40721641510), (4, 20360820755), (5, 16288656604), (10, 8144328302), (11, 7403934820), (19, 4286488580), (20, 4072164151), (22, 3701967410), (38, 2143244290), (44, 1850983705), (55, 1480786964), (76, 1071622145), (95, 857297716), (110, 740393482), (190, 428648858), (209, 389680780), (220, 370196741), (380, 214324429), (418, 194840390), (836, 97420195), (1045, 77936156), (2090, 38968078), (4180, 19484039)]