19730438

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{911}}^1$

素因数の和:957

約数の個数: 48

約数和(自身を含む): 39299904

約数和(自身を除く): 19569466

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 49, 91, 98, 119, 182, 221, 238, 442, 637, 833, 911, 1274, 1547, 1666, 1822, 3094, 6377, 10829, 11843, 12754, 15487, 21658, 23686, 30974, 44639, 82901, 89278, 108409, 165802, 201331, 216818, 402662, 580307, 758863, 1160614, 1409317, 1517726, 2818634, 9865219, 19730438]

約数ペア:

[(1, 19730438), (2, 9865219), (7, 2818634), (13, 1517726), (14, 1409317), (17, 1160614), (26, 758863), (34, 580307), (49, 402662), (91, 216818), (98, 201331), (119, 165802), (182, 108409), (221, 89278), (238, 82901), (442, 44639), (637, 30974), (833, 23686), (911, 21658), (1274, 15487), (1547, 12754), (1666, 11843), (1822, 10829), (3094, 6377)]