18397120

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:258

約数の個数: 112

約数和(自身を含む): 51499008

約数和(自身を除く): 33101888

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 56, 64, 70, 80, 86, 112, 140, 160, 172, 191, 215, 224, 280, 301, 320, 344, 382, 430, 448, 560, 602, 688, 764, 860, 955, 1120, 1204, 1337, 1376, 1505, 1528, 1720, 1910, 2240, 2408, 2674, 2752, 3010, 3056, 3440, 3820, 4816, 5348, 6020, 6112, 6685, 6880, 7640, 8213, 9632, 10696, 12040, 12224, 13370, 13760, 15280, 16426, 19264, 21392, 24080, 26740, 30560, 32852, 41065, 42784, 48160, 53480, 57491, 61120, 65704, 82130, 85568, 96320, 106960, 114982, 131408, 164260, 213920, 229964, 262816, 287455, 328520, 427840, 459928, 525632, 574910, 657040, 919856, 1149820, 1314080, 1839712, 2299640, 2628160, 3679424, 4599280, 9198560, 18397120]

約数ペア:

[(1, 18397120), (2, 9198560), (4, 4599280), (5, 3679424), (7, 2628160), (8, 2299640), (10, 1839712), (14, 1314080), (16, 1149820), (20, 919856), (28, 657040), (32, 574910), (35, 525632), (40, 459928), (43, 427840), (56, 328520), (64, 287455), (70, 262816), (80, 229964), (86, 213920), (112, 164260), (140, 131408), (160, 114982), (172, 106960), (191, 96320), (215, 85568), (224, 82130), (280, 65704), (301, 61120), (320, 57491), (344, 53480), (382, 48160), (430, 42784), (448, 41065), (560, 32852), (602, 30560), (688, 26740), (764, 24080), (860, 21392), (955, 19264), (1120, 16426), (1204, 15280), (1337, 13760), (1376, 13370), (1505, 12224), (1528, 12040), (1720, 10696), (1910, 9632), (2240, 8213), (2408, 7640), (2674, 6880), (2752, 6685), (3010, 6112), (3056, 6020), (3440, 5348), (3820, 4816)]