19490562

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:264

約数の個数: 96

約数和(自身を含む): 53010048

約数和(自身を除く): 33519486

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 73, 78, 91, 117, 126, 146, 163, 182, 219, 234, 273, 326, 438, 489, 511, 546, 657, 819, 949, 978, 1022, 1141, 1314, 1467, 1533, 1638, 1898, 2119, 2282, 2847, 2934, 3066, 3423, 4238, 4599, 5694, 6357, 6643, 6846, 8541, 9198, 10269, 11899, 12714, 13286, 14833, 17082, 19071, 19929, 20538, 23798, 29666, 35697, 38142, 39858, 44499, 59787, 71394, 83293, 88998, 107091, 119574, 133497, 154687, 166586, 214182, 249879, 266994, 309374, 464061, 499758, 749637, 928122, 1082809, 1392183, 1499274, 2165618, 2784366, 3248427, 6496854, 9745281, 19490562]

約数ペア:

[(1, 19490562), (2, 9745281), (3, 6496854), (6, 3248427), (7, 2784366), (9, 2165618), (13, 1499274), (14, 1392183), (18, 1082809), (21, 928122), (26, 749637), (39, 499758), (42, 464061), (63, 309374), (73, 266994), (78, 249879), (91, 214182), (117, 166586), (126, 154687), (146, 133497), (163, 119574), (182, 107091), (219, 88998), (234, 83293), (273, 71394), (326, 59787), (438, 44499), (489, 39858), (511, 38142), (546, 35697), (657, 29666), (819, 23798), (949, 20538), (978, 19929), (1022, 19071), (1141, 17082), (1314, 14833), (1467, 13286), (1533, 12714), (1638, 11899), (1898, 10269), (2119, 9198), (2282, 8541), (2847, 6846), (2934, 6643), (3066, 6357), (3423, 5694), (4238, 4599)]