18897606

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:250

約数の個数: 96

約数和(自身を含む): 51367680

約数和(自身を除く): 32470074

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 83, 91, 117, 126, 139, 166, 182, 234, 249, 273, 278, 417, 498, 546, 581, 747, 819, 834, 973, 1079, 1162, 1251, 1494, 1638, 1743, 1807, 1946, 2158, 2502, 2919, 3237, 3486, 3614, 5229, 5421, 5838, 6474, 7553, 8757, 9711, 10458, 10842, 11537, 12649, 15106, 16263, 17514, 19422, 22659, 23074, 25298, 32526, 34611, 37947, 45318, 67977, 69222, 75894, 80759, 103833, 113841, 135954, 149981, 161518, 207666, 227682, 242277, 299962, 449943, 484554, 726831, 899886, 1049867, 1349829, 1453662, 2099734, 2699658, 3149601, 6299202, 9448803, 18897606]

約数ペア:

[(1, 18897606), (2, 9448803), (3, 6299202), (6, 3149601), (7, 2699658), (9, 2099734), (13, 1453662), (14, 1349829), (18, 1049867), (21, 899886), (26, 726831), (39, 484554), (42, 449943), (63, 299962), (78, 242277), (83, 227682), (91, 207666), (117, 161518), (126, 149981), (139, 135954), (166, 113841), (182, 103833), (234, 80759), (249, 75894), (273, 69222), (278, 67977), (417, 45318), (498, 37947), (546, 34611), (581, 32526), (747, 25298), (819, 23074), (834, 22659), (973, 19422), (1079, 17514), (1162, 16263), (1251, 15106), (1494, 12649), (1638, 11537), (1743, 10842), (1807, 10458), (1946, 9711), (2158, 8757), (2502, 7553), (2919, 6474), (3237, 5838), (3486, 5421), (3614, 5229)]