18471000072

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{208627}}^1$

素因数の和:208691

約数の個数: 128

約数和(自身を含む): 57681469440

約数和(自身を除く): 39210469368

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 31, 34, 42, 51, 56, 62, 68, 84, 93, 102, 119, 124, 136, 168, 186, 204, 217, 238, 248, 357, 372, 408, 434, 476, 527, 651, 714, 744, 868, 952, 1054, 1302, 1428, 1581, 1736, 2108, 2604, 2856, 3162, 3689, 4216, 5208, 6324, 7378, 11067, 12648, 14756, 22134, 29512, 44268, 88536, 208627, 417254, 625881, 834508, 1251762, 1460389, 1669016, 2503524, 2920778, 3546659, 4381167, 5007048, 5841556, 6467437, 7093318, 8762334, 10639977, 11683112, 12934874, 14186636, 17524668, 19402311, 21279954, 24826613, 25869748, 28373272, 35049336, 38804622, 42559908, 45272059, 49653226, 51739496, 74479839, 77609244, 85119816, 90544118, 99306452, 109946429, 135816177, 148959678, 155218488, 181088236, 198612904, 219892858, 271632354, 297919356, 329839287, 362176472, 439785716, 543264708, 595838712, 659678574, 769625003, 879571432, 1086529416, 1319357148, 1539250006, 2308875009, 2638714296, 3078500012, 4617750018, 6157000024, 9235500036, 18471000072]

約数ペア:

[(1, 18471000072), (2, 9235500036), (3, 6157000024), (4, 4617750018), (6, 3078500012), (7, 2638714296), (8, 2308875009), (12, 1539250006), (14, 1319357148), (17, 1086529416), (21, 879571432), (24, 769625003), (28, 659678574), (31, 595838712), (34, 543264708), (42, 439785716), (51, 362176472), (56, 329839287), (62, 297919356), (68, 271632354), (84, 219892858), (93, 198612904), (102, 181088236), (119, 155218488), (124, 148959678), (136, 135816177), (168, 109946429), (186, 99306452), (204, 90544118), (217, 85119816), (238, 77609244), (248, 74479839), (357, 51739496), (372, 49653226), (408, 45272059), (434, 42559908), (476, 38804622), (527, 35049336), (651, 28373272), (714, 25869748), (744, 24826613), (868, 21279954), (952, 19402311), (1054, 17524668), (1302, 14186636), (1428, 12934874), (1581, 11683112), (1736, 10639977), (2108, 8762334), (2604, 7093318), (2856, 6467437), (3162, 5841556), (3689, 5007048), (4216, 4381167), (5208, 3546659), (6324, 2920778), (7378, 2503524), (11067, 1669016), (12648, 1460389), (14756, 1251762), (22134, 834508), (29512, 625881), (44268, 417254), (88536, 208627)]