18095238

素因数分解:

$2^1\times 3^8\times 7^1\times {\mathrm{197}}^1$

素因数の和:230

約数の個数: 72

約数和(自身を含む): 46764432

約数和(自身を除く): 28669194

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 197, 243, 378, 394, 486, 567, 591, 729, 1134, 1182, 1379, 1458, 1701, 1773, 2187, 2758, 3402, 3546, 4137, 4374, 5103, 5319, 6561, 8274, 10206, 10638, 12411, 13122, 15309, 15957, 24822, 30618, 31914, 37233, 45927, 47871, 74466, 91854, 95742, 111699, 143613, 223398, 287226, 335097, 430839, 670194, 861678, 1005291, 1292517, 2010582, 2585034, 3015873, 6031746, 9047619, 18095238]

約数ペア:

[(1, 18095238), (2, 9047619), (3, 6031746), (6, 3015873), (7, 2585034), (9, 2010582), (14, 1292517), (18, 1005291), (21, 861678), (27, 670194), (42, 430839), (54, 335097), (63, 287226), (81, 223398), (126, 143613), (162, 111699), (189, 95742), (197, 91854), (243, 74466), (378, 47871), (394, 45927), (486, 37233), (567, 31914), (591, 30618), (729, 24822), (1134, 15957), (1182, 15309), (1379, 13122), (1458, 12411), (1701, 10638), (1773, 10206), (2187, 8274), (2758, 6561), (3402, 5319), (3546, 5103), (4137, 4374)]