19601008

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:246

約数の個数: 80

約数和(自身を含む): 46743040

約数和(自身を除く): 27142032

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 61, 76, 112, 122, 133, 151, 152, 244, 266, 302, 304, 427, 488, 532, 604, 854, 976, 1057, 1064, 1159, 1208, 1708, 2114, 2128, 2318, 2416, 2869, 3416, 4228, 4636, 5738, 6832, 8113, 8456, 9211, 9272, 11476, 16226, 16912, 18422, 18544, 20083, 22952, 32452, 36844, 40166, 45904, 64477, 64904, 73688, 80332, 128954, 129808, 147376, 160664, 175009, 257908, 321328, 350018, 515816, 700036, 1031632, 1225063, 1400072, 2450126, 2800144, 4900252, 9800504, 19601008]

約数ペア:

[(1, 19601008), (2, 9800504), (4, 4900252), (7, 2800144), (8, 2450126), (14, 1400072), (16, 1225063), (19, 1031632), (28, 700036), (38, 515816), (56, 350018), (61, 321328), (76, 257908), (112, 175009), (122, 160664), (133, 147376), (151, 129808), (152, 128954), (244, 80332), (266, 73688), (302, 64904), (304, 64477), (427, 45904), (488, 40166), (532, 36844), (604, 32452), (854, 22952), (976, 20083), (1057, 18544), (1064, 18422), (1159, 16912), (1208, 16226), (1708, 11476), (2114, 9272), (2128, 9211), (2318, 8456), (2416, 8113), (2869, 6832), (3416, 5738), (4228, 4636)]