19051494

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:210

約数の個数: 96

約数和(自身を含む): 49838976

約数和(自身を除く): 30787482

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 43, 49, 66, 77, 86, 98, 129, 137, 147, 154, 231, 258, 274, 294, 301, 411, 462, 473, 539, 602, 822, 903, 946, 959, 1078, 1419, 1507, 1617, 1806, 1918, 2107, 2838, 2877, 3014, 3234, 3311, 4214, 4521, 5754, 5891, 6321, 6622, 6713, 9042, 9933, 10549, 11782, 12642, 13426, 17673, 19866, 20139, 21098, 23177, 31647, 35346, 40278, 41237, 46354, 63294, 64801, 69531, 73843, 82474, 123711, 129602, 139062, 147686, 194403, 221529, 247422, 288659, 388806, 443058, 453607, 577318, 865977, 907214, 1360821, 1731954, 2721642, 3175249, 6350498, 9525747, 19051494]

約数ペア:

[(1, 19051494), (2, 9525747), (3, 6350498), (6, 3175249), (7, 2721642), (11, 1731954), (14, 1360821), (21, 907214), (22, 865977), (33, 577318), (42, 453607), (43, 443058), (49, 388806), (66, 288659), (77, 247422), (86, 221529), (98, 194403), (129, 147686), (137, 139062), (147, 129602), (154, 123711), (231, 82474), (258, 73843), (274, 69531), (294, 64801), (301, 63294), (411, 46354), (462, 41237), (473, 40278), (539, 35346), (602, 31647), (822, 23177), (903, 21098), (946, 20139), (959, 19866), (1078, 17673), (1419, 13426), (1507, 12642), (1617, 11782), (1806, 10549), (1918, 9933), (2107, 9042), (2838, 6713), (2877, 6622), (3014, 6321), (3234, 5891), (3311, 5754), (4214, 4521)]