18161808

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{283}}^1$

素因数の和:492

約数の個数: 80

約数和(自身を含む): 54091776

約数和(自身を除く): 35929968

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 191, 283, 336, 382, 566, 573, 764, 849, 1132, 1146, 1337, 1528, 1698, 1981, 2264, 2292, 2674, 3056, 3396, 3962, 4011, 4528, 4584, 5348, 5943, 6792, 7924, 8022, 9168, 10696, 11886, 13584, 15848, 16044, 21392, 23772, 31696, 32088, 47544, 54053, 64176, 95088, 108106, 162159, 216212, 324318, 378371, 432424, 648636, 756742, 864848, 1135113, 1297272, 1513484, 2270226, 2594544, 3026968, 4540452, 6053936, 9080904, 18161808]

約数ペア:

[(1, 18161808), (2, 9080904), (3, 6053936), (4, 4540452), (6, 3026968), (7, 2594544), (8, 2270226), (12, 1513484), (14, 1297272), (16, 1135113), (21, 864848), (24, 756742), (28, 648636), (42, 432424), (48, 378371), (56, 324318), (84, 216212), (112, 162159), (168, 108106), (191, 95088), (283, 64176), (336, 54053), (382, 47544), (566, 32088), (573, 31696), (764, 23772), (849, 21392), (1132, 16044), (1146, 15848), (1337, 13584), (1528, 11886), (1698, 10696), (1981, 9168), (2264, 8022), (2292, 7924), (2674, 6792), (3056, 5943), (3396, 5348), (3962, 4584), (4011, 4528)]