20199806979

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{347201}}^1$

素因数の和:347299

約数の個数: 32

約数和(自身を含む): 30798206208

約数和(自身を除く): 10598399229

約数列:

[1, 3, 11, 33, 41, 43, 123, 129, 451, 473, 1353, 1419, 1763, 5289, 19393, 58179, 347201, 1041603, 3819211, 11457633, 14235241, 14929643, 42705723, 44788929, 156587651, 164226073, 469762953, 492678219, 612115363, 1836346089, 6733268993, 20199806979]

約数ペア:

[(1, 20199806979), (3, 6733268993), (11, 1836346089), (33, 612115363), (41, 492678219), (43, 469762953), (123, 164226073), (129, 156587651), (451, 44788929), (473, 42705723), (1353, 14929643), (1419, 14235241), (1763, 11457633), (5289, 3819211), (19393, 1041603), (58179, 347201)]