19419012

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:257

約数の個数: 72

約数和(自身を含む): 50939616

約数和(自身を除く): 31520604

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 83, 97, 134, 166, 194, 201, 249, 268, 291, 332, 388, 402, 498, 582, 603, 747, 804, 873, 996, 1164, 1206, 1494, 1746, 2412, 2988, 3492, 5561, 6499, 8051, 11122, 12998, 16102, 16683, 19497, 22244, 24153, 25996, 32204, 33366, 38994, 48306, 50049, 58491, 66732, 72459, 77988, 96612, 100098, 116982, 144918, 200196, 233964, 289836, 539417, 1078834, 1618251, 2157668, 3236502, 4854753, 6473004, 9709506, 19419012]

約数ペア:

[(1, 19419012), (2, 9709506), (3, 6473004), (4, 4854753), (6, 3236502), (9, 2157668), (12, 1618251), (18, 1078834), (36, 539417), (67, 289836), (83, 233964), (97, 200196), (134, 144918), (166, 116982), (194, 100098), (201, 96612), (249, 77988), (268, 72459), (291, 66732), (332, 58491), (388, 50049), (402, 48306), (498, 38994), (582, 33366), (603, 32204), (747, 25996), (804, 24153), (873, 22244), (996, 19497), (1164, 16683), (1206, 16102), (1494, 12998), (1746, 11122), (2412, 8051), (2988, 6499), (3492, 5561)]