19148558

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:161

約数の個数: 64

約数和(自身を含む): 36578304

約数和(自身を除く): 17429746

約数列:

[1, 2, 11, 13, 22, 23, 26, 41, 46, 71, 82, 142, 143, 253, 286, 299, 451, 506, 533, 598, 781, 902, 923, 943, 1066, 1562, 1633, 1846, 1886, 2911, 3266, 3289, 5822, 5863, 6578, 10153, 10373, 11726, 12259, 17963, 20306, 20746, 21229, 24518, 32021, 35926, 37843, 42458, 64042, 66953, 75686, 133906, 134849, 233519, 269698, 416273, 467038, 736483, 832546, 870389, 1472966, 1740778, 9574279, 19148558]

約数ペア:

[(1, 19148558), (2, 9574279), (11, 1740778), (13, 1472966), (22, 870389), (23, 832546), (26, 736483), (41, 467038), (46, 416273), (71, 269698), (82, 233519), (142, 134849), (143, 133906), (253, 75686), (286, 66953), (299, 64042), (451, 42458), (506, 37843), (533, 35926), (598, 32021), (781, 24518), (902, 21229), (923, 20746), (943, 20306), (1066, 17963), (1562, 12259), (1633, 11726), (1846, 10373), (1886, 10153), (2911, 6578), (3266, 5863), (3289, 5822)]