19011984

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1013}}^1$

素因数の和:1064

約数の個数: 80

約数和(自身を含む): 54317952

約数和(自身を除く): 35305968

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 23, 24, 34, 46, 48, 51, 68, 69, 92, 102, 136, 138, 184, 204, 272, 276, 368, 391, 408, 552, 782, 816, 1013, 1104, 1173, 1564, 2026, 2346, 3039, 3128, 4052, 4692, 6078, 6256, 8104, 9384, 12156, 16208, 17221, 18768, 23299, 24312, 34442, 46598, 48624, 51663, 68884, 69897, 93196, 103326, 137768, 139794, 186392, 206652, 275536, 279588, 372784, 396083, 413304, 559176, 792166, 826608, 1118352, 1188249, 1584332, 2376498, 3168664, 4752996, 6337328, 9505992, 19011984]

約数ペア:

[(1, 19011984), (2, 9505992), (3, 6337328), (4, 4752996), (6, 3168664), (8, 2376498), (12, 1584332), (16, 1188249), (17, 1118352), (23, 826608), (24, 792166), (34, 559176), (46, 413304), (48, 396083), (51, 372784), (68, 279588), (69, 275536), (92, 206652), (102, 186392), (136, 139794), (138, 137768), (184, 103326), (204, 93196), (272, 69897), (276, 68884), (368, 51663), (391, 48624), (408, 46598), (552, 34442), (782, 24312), (816, 23299), (1013, 18768), (1104, 17221), (1173, 16208), (1564, 12156), (2026, 9384), (2346, 8104), (3039, 6256), (3128, 6078), (4052, 4692)]