19102790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1$

素因数の和:357

約数の個数: 64

約数和(自身を含む): 42301440

約数和(自身を除く): 23198650

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 53, 70, 95, 106, 133, 190, 265, 266, 271, 371, 530, 542, 665, 742, 1007, 1330, 1355, 1855, 1897, 2014, 2710, 3710, 3794, 5035, 5149, 7049, 9485, 10070, 10298, 14098, 14363, 18970, 25745, 28726, 35245, 36043, 51490, 70490, 71815, 72086, 100541, 143630, 180215, 201082, 272897, 360430, 502705, 545794, 1005410, 1364485, 1910279, 2728970, 3820558, 9551395, 19102790]

約数ペア:

[(1, 19102790), (2, 9551395), (5, 3820558), (7, 2728970), (10, 1910279), (14, 1364485), (19, 1005410), (35, 545794), (38, 502705), (53, 360430), (70, 272897), (95, 201082), (106, 180215), (133, 143630), (190, 100541), (265, 72086), (266, 71815), (271, 70490), (371, 51490), (530, 36043), (542, 35245), (665, 28726), (742, 25745), (1007, 18970), (1330, 14363), (1355, 14098), (1855, 10298), (1897, 10070), (2014, 9485), (2710, 7049), (3710, 5149), (3794, 5035)]