19537029136

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{601}}^1\times {\mathrm{119513}}^1$

素因数の和:120139

約数の個数: 40

約数和(自身を含む): 40146664824

約数和(自身を除く): 20609635688

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 601, 1202, 2404, 4808, 9616, 10217, 20434, 40868, 81736, 119513, 163472, 239026, 478052, 956104, 1912208, 2031721, 4063442, 8126884, 16253768, 32507536, 71827313, 143654626, 287309252, 574618504, 1149237008, 1221064321, 2442128642, 4884257284, 9768514568, 19537029136]

約数ペア:

[(1, 19537029136), (2, 9768514568), (4, 4884257284), (8, 2442128642), (16, 1221064321), (17, 1149237008), (34, 574618504), (68, 287309252), (136, 143654626), (272, 71827313), (601, 32507536), (1202, 16253768), (2404, 8126884), (4808, 4063442), (9616, 2031721), (10217, 1912208), (20434, 956104), (40868, 478052), (81736, 239026), (119513, 163472)]