1914835384

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{389}}^1$

素因数の和:605

約数の個数: 128

約数和(自身を含む): 4596134400

約数和(自身を除く): 2681299016

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 61, 77, 88, 122, 131, 154, 244, 262, 308, 389, 427, 488, 524, 616, 671, 778, 854, 917, 1048, 1342, 1441, 1556, 1708, 1834, 2684, 2723, 2882, 3112, 3416, 3668, 4279, 4697, 5368, 5446, 5764, 7336, 7991, 8558, 9394, 10087, 10892, 11528, 15982, 17116, 18788, 20174, 21784, 23729, 29953, 31964, 34232, 37576, 40348, 47458, 50959, 55937, 59906, 63928, 80696, 87901, 94916, 101918, 111874, 119812, 166103, 175802, 189832, 203836, 223748, 239624, 261019, 332206, 351604, 356713, 407672, 447496, 522038, 560549, 615307, 664412, 703208, 713426, 1044076, 1121098, 1230614, 1328824, 1426852, 1827133, 2088152, 2242196, 2461228, 2853704, 3108499, 3654266, 3923843, 4484392, 4922456, 6216998, 7308532, 7847686, 12433996, 14617064, 15695372, 21759493, 24867992, 31390744, 34193489, 43518986, 68386978, 87037972, 136773956, 174075944, 239354423, 273547912, 478708846, 957417692, 1914835384]

約数ペア:

[(1, 1914835384), (2, 957417692), (4, 478708846), (7, 273547912), (8, 239354423), (11, 174075944), (14, 136773956), (22, 87037972), (28, 68386978), (44, 43518986), (56, 34193489), (61, 31390744), (77, 24867992), (88, 21759493), (122, 15695372), (131, 14617064), (154, 12433996), (244, 7847686), (262, 7308532), (308, 6216998), (389, 4922456), (427, 4484392), (488, 3923843), (524, 3654266), (616, 3108499), (671, 2853704), (778, 2461228), (854, 2242196), (917, 2088152), (1048, 1827133), (1342, 1426852), (1441, 1328824), (1556, 1230614), (1708, 1121098), (1834, 1044076), (2684, 713426), (2723, 703208), (2882, 664412), (3112, 615307), (3416, 560549), (3668, 522038), (4279, 447496), (4697, 407672), (5368, 356713), (5446, 351604), (5764, 332206), (7336, 261019), (7991, 239624), (8558, 223748), (9394, 203836), (10087, 189832), (10892, 175802), (11528, 166103), (15982, 119812), (17116, 111874), (18788, 101918), (20174, 94916), (21784, 87901), (23729, 80696), (29953, 63928), (31964, 59906), (34232, 55937), (37576, 50959), (40348, 47458)]