18872784

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{79}}^2$

素因数の和:182

約数の個数: 120

約数和(自身を含む): 62704320

約数和(自身を除く): 43831536

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 79, 84, 108, 112, 126, 144, 158, 168, 189, 216, 237, 252, 316, 336, 378, 432, 474, 504, 553, 632, 711, 756, 948, 1008, 1106, 1264, 1422, 1512, 1659, 1896, 2133, 2212, 2844, 3024, 3318, 3792, 4266, 4424, 4977, 5688, 6241, 6636, 8532, 8848, 9954, 11376, 12482, 13272, 14931, 17064, 18723, 19908, 24964, 26544, 29862, 34128, 37446, 39816, 43687, 49928, 56169, 59724, 74892, 79632, 87374, 99856, 112338, 119448, 131061, 149784, 168507, 174748, 224676, 238896, 262122, 299568, 337014, 349496, 393183, 449352, 524244, 674028, 698992, 786366, 898704, 1048488, 1179549, 1348056, 1572732, 2096976, 2359098, 2696112, 3145464, 4718196, 6290928, 9436392, 18872784]

約数ペア:

[(1, 18872784), (2, 9436392), (3, 6290928), (4, 4718196), (6, 3145464), (7, 2696112), (8, 2359098), (9, 2096976), (12, 1572732), (14, 1348056), (16, 1179549), (18, 1048488), (21, 898704), (24, 786366), (27, 698992), (28, 674028), (36, 524244), (42, 449352), (48, 393183), (54, 349496), (56, 337014), (63, 299568), (72, 262122), (79, 238896), (84, 224676), (108, 174748), (112, 168507), (126, 149784), (144, 131061), (158, 119448), (168, 112338), (189, 99856), (216, 87374), (237, 79632), (252, 74892), (316, 59724), (336, 56169), (378, 49928), (432, 43687), (474, 39816), (504, 37446), (553, 34128), (632, 29862), (711, 26544), (756, 24964), (948, 19908), (1008, 18723), (1106, 17064), (1264, 14931), (1422, 13272), (1512, 12482), (1659, 11376), (1896, 9954), (2133, 8848), (2212, 8532), (2844, 6636), (3024, 6241), (3318, 5688), (3792, 4977), (4266, 4424)]