19880304472

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1889}}^1\times {\mathrm{8171}}^1$

素因数の和:10096

約数の個数: 64

約数和(自身を含む): 44481830400

約数和(自身を除く): 24601525928

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 1889, 3778, 7556, 8171, 13223, 15112, 16342, 26446, 32684, 43447, 52892, 57197, 65368, 86894, 105784, 114394, 173788, 187933, 228788, 304129, 347576, 375866, 457576, 608258, 751732, 1216516, 1315531, 1503464, 2433032, 2631062, 5262124, 10524248, 15435019, 30870038, 61740076, 108045133, 123480152, 216090266, 355005437, 432180532, 710010874, 864361064, 1420021748, 2485038059, 2840043496, 4970076118, 9940152236, 19880304472]

約数ペア:

[(1, 19880304472), (2, 9940152236), (4, 4970076118), (7, 2840043496), (8, 2485038059), (14, 1420021748), (23, 864361064), (28, 710010874), (46, 432180532), (56, 355005437), (92, 216090266), (161, 123480152), (184, 108045133), (322, 61740076), (644, 30870038), (1288, 15435019), (1889, 10524248), (3778, 5262124), (7556, 2631062), (8171, 2433032), (13223, 1503464), (15112, 1315531), (16342, 1216516), (26446, 751732), (32684, 608258), (43447, 457576), (52892, 375866), (57197, 347576), (65368, 304129), (86894, 228788), (105784, 187933), (114394, 173788)]