18370548

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{269}}^1\times {\mathrm{271}}^1$

素因数の和:557

約数の個数: 72

約数和(自身を含む): 53464320

約数和(自身を除く): 35093772

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 269, 271, 538, 542, 807, 813, 1076, 1084, 1614, 1626, 1883, 1897, 2421, 2439, 3228, 3252, 3766, 3794, 4842, 4878, 5649, 5691, 7532, 7588, 9684, 9756, 11298, 11382, 16947, 17073, 22596, 22764, 33894, 34146, 67788, 68292, 72899, 145798, 218697, 291596, 437394, 510293, 656091, 874788, 1020586, 1312182, 1530879, 2041172, 2624364, 3061758, 4592637, 6123516, 9185274, 18370548]

約数ペア:

[(1, 18370548), (2, 9185274), (3, 6123516), (4, 4592637), (6, 3061758), (7, 2624364), (9, 2041172), (12, 1530879), (14, 1312182), (18, 1020586), (21, 874788), (28, 656091), (36, 510293), (42, 437394), (63, 291596), (84, 218697), (126, 145798), (252, 72899), (269, 68292), (271, 67788), (538, 34146), (542, 33894), (807, 22764), (813, 22596), (1076, 17073), (1084, 16947), (1614, 11382), (1626, 11298), (1883, 9756), (1897, 9684), (2421, 7588), (2439, 7532), (3228, 5691), (3252, 5649), (3766, 4878), (3794, 4842)]