18724356

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1109}}^1$

素因数の和:1193

約数の個数: 72

約数和(自身を含む): 54949440

約数和(自身を除く): 36225084

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 67, 84, 126, 134, 201, 252, 268, 402, 469, 603, 804, 938, 1109, 1206, 1407, 1876, 2218, 2412, 2814, 3327, 4221, 4436, 5628, 6654, 7763, 8442, 9981, 13308, 15526, 16884, 19962, 23289, 31052, 39924, 46578, 69867, 74303, 93156, 139734, 148606, 222909, 279468, 297212, 445818, 520121, 668727, 891636, 1040242, 1337454, 1560363, 2080484, 2674908, 3120726, 4681089, 6241452, 9362178, 18724356]

約数ペア:

[(1, 18724356), (2, 9362178), (3, 6241452), (4, 4681089), (6, 3120726), (7, 2674908), (9, 2080484), (12, 1560363), (14, 1337454), (18, 1040242), (21, 891636), (28, 668727), (36, 520121), (42, 445818), (63, 297212), (67, 279468), (84, 222909), (126, 148606), (134, 139734), (201, 93156), (252, 74303), (268, 69867), (402, 46578), (469, 39924), (603, 31052), (804, 23289), (938, 19962), (1109, 16884), (1206, 15526), (1407, 13308), (1876, 9981), (2218, 8442), (2412, 7763), (2814, 6654), (3327, 5628), (4221, 4436)]