17939964

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{739}}^1$

素因数の和:787

約数の個数: 72

約数和(自身を含む): 50888320

約数和(自身を除く): 32948356

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 289, 357, 476, 578, 714, 739, 867, 1156, 1428, 1478, 1734, 2023, 2217, 2956, 3468, 4046, 4434, 5173, 6069, 8092, 8868, 10346, 12138, 12563, 15519, 20692, 24276, 25126, 31038, 37689, 50252, 62076, 75378, 87941, 150756, 175882, 213571, 263823, 351764, 427142, 527646, 640713, 854284, 1055292, 1281426, 1494997, 2562852, 2989994, 4484991, 5979988, 8969982, 17939964]

約数ペア:

[(1, 17939964), (2, 8969982), (3, 5979988), (4, 4484991), (6, 2989994), (7, 2562852), (12, 1494997), (14, 1281426), (17, 1055292), (21, 854284), (28, 640713), (34, 527646), (42, 427142), (51, 351764), (68, 263823), (84, 213571), (102, 175882), (119, 150756), (204, 87941), (238, 75378), (289, 62076), (357, 50252), (476, 37689), (578, 31038), (714, 25126), (739, 24276), (867, 20692), (1156, 15519), (1428, 12563), (1478, 12138), (1734, 10346), (2023, 8868), (2217, 8092), (2956, 6069), (3468, 5173), (4046, 4434)]