19259504

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:234

約数の個数: 80

約数和(自身を含む): 44434656

約数和(自身を除く): 25175152

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 41, 44, 68, 82, 88, 136, 157, 164, 176, 187, 272, 314, 328, 374, 451, 628, 656, 697, 748, 902, 1256, 1394, 1496, 1727, 1804, 2512, 2669, 2788, 2992, 3454, 3608, 5338, 5576, 6437, 6908, 7216, 7667, 10676, 11152, 12874, 13816, 15334, 21352, 25748, 27632, 29359, 30668, 42704, 51496, 58718, 61336, 70807, 102992, 109429, 117436, 122672, 141614, 218858, 234872, 283228, 437716, 469744, 566456, 875432, 1132912, 1203719, 1750864, 2407438, 4814876, 9629752, 19259504]

約数ペア:

[(1, 19259504), (2, 9629752), (4, 4814876), (8, 2407438), (11, 1750864), (16, 1203719), (17, 1132912), (22, 875432), (34, 566456), (41, 469744), (44, 437716), (68, 283228), (82, 234872), (88, 218858), (136, 141614), (157, 122672), (164, 117436), (176, 109429), (187, 102992), (272, 70807), (314, 61336), (328, 58718), (374, 51496), (451, 42704), (628, 30668), (656, 29359), (697, 27632), (748, 25748), (902, 21352), (1256, 15334), (1394, 13816), (1496, 12874), (1727, 11152), (1804, 10676), (2512, 7667), (2669, 7216), (2788, 6908), (2992, 6437), (3454, 5576), (3608, 5338)]