18881436

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{337}}^1$

素因数の和:403

約数の個数: 96

約数和(自身を含む): 54512640

約数和(自身を除く): 35631204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 29, 42, 46, 58, 69, 84, 87, 92, 116, 138, 161, 174, 203, 276, 322, 337, 348, 406, 483, 609, 644, 667, 674, 812, 966, 1011, 1218, 1334, 1348, 1932, 2001, 2022, 2359, 2436, 2668, 4002, 4044, 4669, 4718, 7077, 7751, 8004, 9338, 9436, 9773, 14007, 14154, 15502, 18676, 19546, 23253, 28014, 28308, 29319, 31004, 39092, 46506, 54257, 56028, 58638, 68411, 93012, 108514, 117276, 136822, 162771, 205233, 217028, 224779, 273644, 325542, 410466, 449558, 651084, 674337, 820932, 899116, 1348674, 1573453, 2697348, 3146906, 4720359, 6293812, 9440718, 18881436]

約数ペア:

[(1, 18881436), (2, 9440718), (3, 6293812), (4, 4720359), (6, 3146906), (7, 2697348), (12, 1573453), (14, 1348674), (21, 899116), (23, 820932), (28, 674337), (29, 651084), (42, 449558), (46, 410466), (58, 325542), (69, 273644), (84, 224779), (87, 217028), (92, 205233), (116, 162771), (138, 136822), (161, 117276), (174, 108514), (203, 93012), (276, 68411), (322, 58638), (337, 56028), (348, 54257), (406, 46506), (483, 39092), (609, 31004), (644, 29319), (667, 28308), (674, 28014), (812, 23253), (966, 19546), (1011, 18676), (1218, 15502), (1334, 14154), (1348, 14007), (1932, 9773), (2001, 9436), (2022, 9338), (2359, 8004), (2436, 7751), (2668, 7077), (4002, 4718), (4044, 4669)]