19850460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{313}}^1$

素因数の和:483

約数の個数: 96

約数和(自身を含む): 64146432

約数和(自身を除く): 44295972

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 151, 210, 302, 313, 420, 453, 604, 626, 755, 906, 939, 1057, 1252, 1510, 1565, 1812, 1878, 2114, 2191, 2265, 3020, 3130, 3171, 3756, 4228, 4382, 4530, 4695, 5285, 6260, 6342, 6573, 8764, 9060, 9390, 10570, 10955, 12684, 13146, 15855, 18780, 21140, 21910, 26292, 31710, 32865, 43820, 47263, 63420, 65730, 94526, 131460, 141789, 189052, 236315, 283578, 330841, 472630, 567156, 661682, 708945, 945260, 992523, 1323364, 1417890, 1654205, 1985046, 2835780, 3308410, 3970092, 4962615, 6616820, 9925230, 19850460]

約数ペア:

[(1, 19850460), (2, 9925230), (3, 6616820), (4, 4962615), (5, 3970092), (6, 3308410), (7, 2835780), (10, 1985046), (12, 1654205), (14, 1417890), (15, 1323364), (20, 992523), (21, 945260), (28, 708945), (30, 661682), (35, 567156), (42, 472630), (60, 330841), (70, 283578), (84, 236315), (105, 189052), (140, 141789), (151, 131460), (210, 94526), (302, 65730), (313, 63420), (420, 47263), (453, 43820), (604, 32865), (626, 31710), (755, 26292), (906, 21910), (939, 21140), (1057, 18780), (1252, 15855), (1510, 13146), (1565, 12684), (1812, 10955), (1878, 10570), (2114, 9390), (2191, 9060), (2265, 8764), (3020, 6573), (3130, 6342), (3171, 6260), (3756, 5285), (4228, 4695), (4382, 4530)]