19308840265

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{14281}}^1$

素因数の和:14402

約数の個数: 64

約数和(自身を含む): 28562171904

約数和(自身を除く): 9253331639

約数列:

[1, 5, 11, 13, 31, 55, 61, 65, 143, 155, 305, 341, 403, 671, 715, 793, 1705, 1891, 2015, 3355, 3965, 4433, 8723, 9455, 14281, 20801, 22165, 24583, 43615, 71405, 104005, 122915, 157091, 185653, 270413, 442711, 785455, 871141, 928265, 1352065, 2042183, 2213555, 4355705, 4869821, 5755243, 9582551, 10210915, 11324833, 24349105, 27005371, 28776215, 47912755, 56624165, 63307673, 124573163, 135026855, 297059081, 316538365, 351069823, 622865815, 1485295405, 1755349115, 3861768053, 19308840265]

約数ペア:

[(1, 19308840265), (5, 3861768053), (11, 1755349115), (13, 1485295405), (31, 622865815), (55, 351069823), (61, 316538365), (65, 297059081), (143, 135026855), (155, 124573163), (305, 63307673), (341, 56624165), (403, 47912755), (671, 28776215), (715, 27005371), (793, 24349105), (1705, 11324833), (1891, 10210915), (2015, 9582551), (3355, 5755243), (3965, 4869821), (4433, 4355705), (8723, 2213555), (9455, 2042183), (14281, 1352065), (20801, 928265), (22165, 871141), (24583, 785455), (43615, 442711), (71405, 270413), (104005, 185653), (122915, 157091)]