19996056

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1$

素因数の和:389

約数の個数: 96

約数和(自身を含む): 58406400

約数和(自身を除く): 38410344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 47, 57, 72, 76, 94, 114, 141, 152, 171, 188, 228, 282, 311, 342, 376, 423, 456, 564, 622, 684, 846, 893, 933, 1128, 1244, 1368, 1692, 1786, 1866, 2488, 2679, 2799, 3384, 3572, 3732, 5358, 5598, 5909, 7144, 7464, 8037, 10716, 11196, 11818, 14617, 16074, 17727, 21432, 22392, 23636, 29234, 32148, 35454, 43851, 47272, 53181, 58468, 64296, 70908, 87702, 106362, 116936, 131553, 141816, 175404, 212724, 263106, 277723, 350808, 425448, 526212, 555446, 833169, 1052424, 1110892, 1666338, 2221784, 2499507, 3332676, 4999014, 6665352, 9998028, 19996056]

約数ペア:

[(1, 19996056), (2, 9998028), (3, 6665352), (4, 4999014), (6, 3332676), (8, 2499507), (9, 2221784), (12, 1666338), (18, 1110892), (19, 1052424), (24, 833169), (36, 555446), (38, 526212), (47, 425448), (57, 350808), (72, 277723), (76, 263106), (94, 212724), (114, 175404), (141, 141816), (152, 131553), (171, 116936), (188, 106362), (228, 87702), (282, 70908), (311, 64296), (342, 58468), (376, 53181), (423, 47272), (456, 43851), (564, 35454), (622, 32148), (684, 29234), (846, 23636), (893, 22392), (933, 21432), (1128, 17727), (1244, 16074), (1368, 14617), (1692, 11818), (1786, 11196), (1866, 10716), (2488, 8037), (2679, 7464), (2799, 7144), (3384, 5909), (3572, 5598), (3732, 5358)]