18693792

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{4993}}^1$

素因数の和:5022

約数の個数: 72

約数和(自身を含む): 57261204

約数和(自身を除く): 38567412

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 4993, 9986, 14979, 19972, 29958, 39944, 44937, 59916, 64909, 79888, 89874, 119832, 129818, 159776, 179748, 194727, 239664, 259636, 359496, 389454, 479328, 519272, 584181, 718992, 778908, 1038544, 1168362, 1437984, 1557816, 2077088, 2336724, 3115632, 4673448, 6231264, 9346896, 18693792]

約数ペア:

[(1, 18693792), (2, 9346896), (3, 6231264), (4, 4673448), (6, 3115632), (8, 2336724), (9, 2077088), (12, 1557816), (13, 1437984), (16, 1168362), (18, 1038544), (24, 778908), (26, 718992), (32, 584181), (36, 519272), (39, 479328), (48, 389454), (52, 359496), (72, 259636), (78, 239664), (96, 194727), (104, 179748), (117, 159776), (144, 129818), (156, 119832), (208, 89874), (234, 79888), (288, 64909), (312, 59916), (416, 44937), (468, 39944), (624, 29958), (936, 19972), (1248, 14979), (1872, 9986), (3744, 4993)]