855646

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:144

約数の個数: 32

約数和(自身を含む): 1555200

約数和(自身を除く): 699554

約数列:

[1, 2, 11, 19, 22, 23, 38, 46, 89, 178, 209, 253, 418, 437, 506, 874, 979, 1691, 1958, 2047, 3382, 4094, 4807, 9614, 18601, 22517, 37202, 38893, 45034, 77786, 427823, 855646]

約数ペア:

[(1, 855646), (2, 427823), (11, 77786), (19, 45034), (22, 38893), (23, 37202), (38, 22517), (46, 18601), (89, 9614), (178, 4807), (209, 4094), (253, 3382), (418, 2047), (437, 1958), (506, 1691), (874, 979)]