19393088

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{163}}^1$

素因数の和:212

約数の個数: 84

約数和(自身を含む): 45738288

約数和(自身を除く): 26345200

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 104, 143, 163, 169, 176, 208, 286, 326, 338, 352, 416, 572, 652, 676, 704, 832, 1144, 1304, 1352, 1793, 1859, 2119, 2288, 2608, 2704, 3586, 3718, 4238, 4576, 5216, 5408, 7172, 7436, 8476, 9152, 10432, 10816, 14344, 14872, 16952, 23309, 27547, 28688, 29744, 33904, 46618, 55094, 57376, 59488, 67808, 93236, 110188, 114752, 118976, 135616, 186472, 220376, 303017, 372944, 440752, 606034, 745888, 881504, 1212068, 1491776, 1763008, 2424136, 4848272, 9696544, 19393088]

約数ペア:

[(1, 19393088), (2, 9696544), (4, 4848272), (8, 2424136), (11, 1763008), (13, 1491776), (16, 1212068), (22, 881504), (26, 745888), (32, 606034), (44, 440752), (52, 372944), (64, 303017), (88, 220376), (104, 186472), (143, 135616), (163, 118976), (169, 114752), (176, 110188), (208, 93236), (286, 67808), (326, 59488), (338, 57376), (352, 55094), (416, 46618), (572, 33904), (652, 29744), (676, 28688), (704, 27547), (832, 23309), (1144, 16952), (1304, 14872), (1352, 14344), (1793, 10816), (1859, 10432), (2119, 9152), (2288, 8476), (2608, 7436), (2704, 7172), (3586, 5408), (3718, 5216), (4238, 4576)]