19219816

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{761}}^1$

素因数の和:826

約数の個数: 64

約数和(自身を含む): 46085760

約数和(自身を除く): 26865944

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 41, 44, 56, 77, 82, 88, 154, 164, 287, 308, 328, 451, 574, 616, 761, 902, 1148, 1522, 1804, 2296, 3044, 3157, 3608, 5327, 6088, 6314, 8371, 10654, 12628, 16742, 21308, 25256, 31201, 33484, 42616, 58597, 62402, 66968, 117194, 124804, 218407, 234388, 249608, 343211, 436814, 468776, 686422, 873628, 1372844, 1747256, 2402477, 2745688, 4804954, 9609908, 19219816]

約数ペア:

[(1, 19219816), (2, 9609908), (4, 4804954), (7, 2745688), (8, 2402477), (11, 1747256), (14, 1372844), (22, 873628), (28, 686422), (41, 468776), (44, 436814), (56, 343211), (77, 249608), (82, 234388), (88, 218407), (154, 124804), (164, 117194), (287, 66968), (308, 62402), (328, 58597), (451, 42616), (574, 33484), (616, 31201), (761, 25256), (902, 21308), (1148, 16742), (1522, 12628), (1804, 10654), (2296, 8371), (3044, 6314), (3157, 6088), (3608, 5327)]