17984988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:176

約数の個数: 144

約数和(自身を含む): 56609280

約数和(自身を除く): 38624292

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 29, 36, 42, 46, 58, 63, 69, 84, 87, 92, 107, 116, 126, 138, 161, 174, 203, 207, 214, 252, 261, 276, 321, 322, 348, 406, 414, 428, 483, 522, 609, 642, 644, 667, 749, 812, 828, 963, 966, 1044, 1218, 1284, 1334, 1449, 1498, 1827, 1926, 1932, 2001, 2247, 2436, 2461, 2668, 2898, 2996, 3103, 3654, 3852, 4002, 4494, 4669, 4922, 5796, 6003, 6206, 6741, 7308, 7383, 8004, 8988, 9309, 9338, 9844, 12006, 12412, 13482, 14007, 14766, 17227, 18618, 18676, 21721, 22149, 24012, 26964, 27927, 28014, 29532, 34454, 37236, 42021, 43442, 44298, 51681, 55854, 56028, 65163, 68908, 71369, 84042, 86884, 88596, 103362, 111708, 130326, 142738, 155043, 168084, 195489, 206724, 214107, 260652, 285476, 310086, 390978, 428214, 499583, 620172, 642321, 781956, 856428, 999166, 1284642, 1498749, 1998332, 2569284, 2997498, 4496247, 5994996, 8992494, 17984988]

約数ペア:

[(1, 17984988), (2, 8992494), (3, 5994996), (4, 4496247), (6, 2997498), (7, 2569284), (9, 1998332), (12, 1498749), (14, 1284642), (18, 999166), (21, 856428), (23, 781956), (28, 642321), (29, 620172), (36, 499583), (42, 428214), (46, 390978), (58, 310086), (63, 285476), (69, 260652), (84, 214107), (87, 206724), (92, 195489), (107, 168084), (116, 155043), (126, 142738), (138, 130326), (161, 111708), (174, 103362), (203, 88596), (207, 86884), (214, 84042), (252, 71369), (261, 68908), (276, 65163), (321, 56028), (322, 55854), (348, 51681), (406, 44298), (414, 43442), (428, 42021), (483, 37236), (522, 34454), (609, 29532), (642, 28014), (644, 27927), (667, 26964), (749, 24012), (812, 22149), (828, 21721), (963, 18676), (966, 18618), (1044, 17227), (1218, 14766), (1284, 14007), (1334, 13482), (1449, 12412), (1498, 12006), (1827, 9844), (1926, 9338), (1932, 9309), (2001, 8988), (2247, 8004), (2436, 7383), (2461, 7308), (2668, 6741), (2898, 6206), (2996, 6003), (3103, 5796), (3654, 4922), (3852, 4669), (4002, 4494)]