18905076

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:155

約数の個数: 120

約数和(自身を含む): 54072480

約数和(自身を除く): 35167404

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 37, 38, 54, 57, 74, 76, 81, 83, 108, 111, 114, 148, 162, 166, 171, 222, 228, 249, 324, 332, 333, 342, 444, 498, 513, 666, 684, 703, 747, 996, 999, 1026, 1332, 1406, 1494, 1539, 1577, 1998, 2052, 2109, 2241, 2812, 2988, 2997, 3071, 3078, 3154, 3996, 4218, 4482, 4731, 5994, 6142, 6156, 6308, 6327, 6723, 8436, 8964, 9213, 9462, 11988, 12284, 12654, 13446, 14193, 18426, 18924, 18981, 25308, 26892, 27639, 28386, 36852, 37962, 42579, 55278, 56772, 56943, 58349, 75924, 82917, 85158, 110556, 113886, 116698, 127737, 165834, 170316, 175047, 227772, 233396, 248751, 255474, 331668, 350094, 497502, 510948, 525141, 700188, 995004, 1050282, 1575423, 2100564, 3150846, 4726269, 6301692, 9452538, 18905076]

約数ペア:

[(1, 18905076), (2, 9452538), (3, 6301692), (4, 4726269), (6, 3150846), (9, 2100564), (12, 1575423), (18, 1050282), (19, 995004), (27, 700188), (36, 525141), (37, 510948), (38, 497502), (54, 350094), (57, 331668), (74, 255474), (76, 248751), (81, 233396), (83, 227772), (108, 175047), (111, 170316), (114, 165834), (148, 127737), (162, 116698), (166, 113886), (171, 110556), (222, 85158), (228, 82917), (249, 75924), (324, 58349), (332, 56943), (333, 56772), (342, 55278), (444, 42579), (498, 37962), (513, 36852), (666, 28386), (684, 27639), (703, 26892), (747, 25308), (996, 18981), (999, 18924), (1026, 18426), (1332, 14193), (1406, 13446), (1494, 12654), (1539, 12284), (1577, 11988), (1998, 9462), (2052, 9213), (2109, 8964), (2241, 8436), (2812, 6723), (2988, 6327), (2997, 6308), (3071, 6156), (3078, 6142), (3154, 5994), (3996, 4731), (4218, 4482)]