18371199

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1187}}^1$

素因数の和:1275

約数の個数: 32

約数和(自身を含む): 31021056

約数和(自身を除く): 12649857

約数列:

[1, 3, 7, 11, 21, 33, 67, 77, 201, 231, 469, 737, 1187, 1407, 2211, 3561, 5159, 8309, 13057, 15477, 24927, 39171, 79529, 91399, 238587, 274197, 556703, 874819, 1670109, 2624457, 6123733, 18371199]

約数ペア:

[(1, 18371199), (3, 6123733), (7, 2624457), (11, 1670109), (21, 874819), (33, 556703), (67, 274197), (77, 238587), (201, 91399), (231, 79529), (469, 39171), (737, 24927), (1187, 15477), (1407, 13057), (2211, 8309), (3561, 5159)]