19477290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{677}}^1$

素因数の和:831

約数の個数: 64

約数和(自身を含む): 53892864

約数和(自身を除く): 34415574

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 137, 210, 274, 411, 677, 685, 822, 959, 1354, 1370, 1918, 2031, 2055, 2877, 3385, 4062, 4110, 4739, 4795, 5754, 6770, 9478, 9590, 10155, 14217, 14385, 20310, 23695, 28434, 28770, 47390, 71085, 92749, 142170, 185498, 278247, 463745, 556494, 649243, 927490, 1298486, 1391235, 1947729, 2782470, 3246215, 3895458, 6492430, 9738645, 19477290]

約数ペア:

[(1, 19477290), (2, 9738645), (3, 6492430), (5, 3895458), (6, 3246215), (7, 2782470), (10, 1947729), (14, 1391235), (15, 1298486), (21, 927490), (30, 649243), (35, 556494), (42, 463745), (70, 278247), (105, 185498), (137, 142170), (210, 92749), (274, 71085), (411, 47390), (677, 28770), (685, 28434), (822, 23695), (959, 20310), (1354, 14385), (1370, 14217), (1918, 10155), (2031, 9590), (2055, 9478), (2877, 6770), (3385, 5754), (4062, 4795), (4110, 4739)]