18702252

素因数分解:

$2^2\times 3^5\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:361

約数の個数: 72

約数和(自身を含む): 49900032

約数和(自身を除く): 31197780

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 81, 108, 142, 162, 213, 243, 271, 284, 324, 426, 486, 542, 639, 813, 852, 972, 1084, 1278, 1626, 1917, 2439, 2556, 3252, 3834, 4878, 5751, 7317, 7668, 9756, 11502, 14634, 17253, 19241, 21951, 23004, 29268, 34506, 38482, 43902, 57723, 65853, 69012, 76964, 87804, 115446, 131706, 173169, 230892, 263412, 346338, 519507, 692676, 1039014, 1558521, 2078028, 3117042, 4675563, 6234084, 9351126, 18702252]

約数ペア:

[(1, 18702252), (2, 9351126), (3, 6234084), (4, 4675563), (6, 3117042), (9, 2078028), (12, 1558521), (18, 1039014), (27, 692676), (36, 519507), (54, 346338), (71, 263412), (81, 230892), (108, 173169), (142, 131706), (162, 115446), (213, 87804), (243, 76964), (271, 69012), (284, 65853), (324, 57723), (426, 43902), (486, 38482), (542, 34506), (639, 29268), (813, 23004), (852, 21951), (972, 19241), (1084, 17253), (1278, 14634), (1626, 11502), (1917, 9756), (2439, 7668), (2556, 7317), (3252, 5751), (3834, 4878)]