19643892

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{293}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 47548032

約数和(自身を除く): 27904140

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 151, 222, 293, 302, 444, 453, 586, 604, 879, 906, 1172, 1758, 1812, 3516, 5587, 10841, 11174, 16761, 21682, 22348, 32523, 33522, 43364, 44243, 65046, 67044, 88486, 130092, 132729, 176972, 265458, 530916, 1636991, 3273982, 4910973, 6547964, 9821946, 19643892]

約数ペア:

[(1, 19643892), (2, 9821946), (3, 6547964), (4, 4910973), (6, 3273982), (12, 1636991), (37, 530916), (74, 265458), (111, 176972), (148, 132729), (151, 130092), (222, 88486), (293, 67044), (302, 65046), (444, 44243), (453, 43364), (586, 33522), (604, 32523), (879, 22348), (906, 21682), (1172, 16761), (1758, 11174), (1812, 10841), (3516, 5587)]